Company patents

Kia Corporation

Kia Corporation's patent strategy reveals a strong and growing commitment to electric vehicle technologies, with Batteries & Fuel Cells (13.3% of portfolio) and Electric Vehicle Propulsion (10.6% of portfolio) showing significant growth in 2025 at +34.2% and +22.4% respectively, indicating an emerging focus despite the partial data for 2026. Surprisingly, the company is also rapidly expanding its patenting in Vehicle Heating / Cooling, which saw a remarkable +64.1% YoY growth in 2025, suggesting an unexpected emphasis on optimizing thermal management within its automotive innovations.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

12,519 US filings (since 2023) · 12 categories · 49 themes

EV Thermal Management Systems is up +69.4% YoY. Worth a look.
Electric Powertrain Efficiency & Control

Methods and components for optimizing the performance, efficiency, and control of electric motors, inverters, and power converters within electric vehicle and hybrid vehicle drivetrains.

Electric Vehicle PropulsionVehicle Control Systems
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1,169since 2023
+15.8%YoY
Vehicle Body Structural Design

Innovations in the materials, manufacturing, and assembly of vehicle body components to enhance rigidity, crashworthiness, and functional integration.

Vehicle Steering & Bodies
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797since 2023
+47.2%YoY
EV Thermal Management Systems

Systems designed to manage the temperature of multiple components in electric or hybrid vehicles, such as batteries, electric motors, power electronics, and the passenger cabin, often using shared or interconnected cooling/heating circuits.

Vehicle Heating / CoolingBatteries & Fuel CellsElectric Vehicle PropulsionVehicle Powertrain Arrangement
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750since 2023
+69.4%YoY
EV Charging Systems & Control

Technologies for efficiently delivering power to electric vehicles, encompassing fast charging, wireless charging, and smart grid integration, alongside vehicle-side control and management of the charging process.

Electric Vehicle Propulsion
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704since 2023
+24.9%YoY
Battery Pack Mechanical Design

Focuses on the structural integrity, housing, mounting, and physical integration of battery cells into robust and protected packs within electric vehicles, including manufacturing considerations.

Batteries & Fuel CellsVehicle Steering & BodiesVehicle Powertrain ArrangementElectric Vehicle Propulsion
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663since 2023
+50.9%YoY
Interior Storage & Mounting Solutions

Devices and structural elements within the vehicle cabin or attached to the vehicle body designed to organize, secure, or support various articles, equipment, or even pets, often featuring customizable compartments or robust attachment mechanisms.

Vehicle Body Fittings
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634since 2023
+44.2%YoY
Battery Management Systems

Software, algorithms, and associated hardware for monitoring, controlling, and optimizing battery performance, safety, and lifespan, including charge/discharge cycles, thermal regulation, and system integration.

Batteries & Fuel Cells
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624since 2023
+54.3%YoY
Vehicle Heat Pump Systems

Utilization of heat pump cycles, often with natural refrigerants, for efficient heating and cooling of the vehicle cabin and/or thermal conditioning of high-voltage components like battery modules.

Vehicle Heating / Cooling
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561since 2023
+59.7%YoY
ADAS Perception & Display

Systems utilizing various sensors (e.g., cameras, radar, sonar) to perceive the vehicle's surrounding environment, detect objects, and process/display relevant information to the driver for enhanced awareness, assistance in maneuvers, or safety.

Vehicle Body Fittings
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504since 2023
+45.2%YoY
Hybrid/Electric Drive Unit Design

Addresses the design and arrangement of electric motors, transmissions, and associated power electronics (like inverters) to form integrated drive units for hybrid or electric vehicles, including specific components like busbars and electric brakes.

Vehicle Powertrain Arrangement
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461since 2023
+48.1%YoY
Smart Vehicle Access & Entry Aids

Technologies that enable automated or mobile device-controlled access to a vehicle, including keyless entry, remote functions, and power-assisted steps or pedals designed to facilitate easier ingress and egress.

Vehicle Body Fittings
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452since 2023
+12.5%YoY
Seat Manufacturing & Assembly

Methods, tools, and component designs that facilitate the efficient and robust manufacturing, assembly, and attachment of vehicle seat structures, covers, and internal mechanisms.

Vehicle Seats & Accommodations
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399since 2023
+1.6%YoY
Reconfigurable Seat Systems

Seat designs and mechanisms that allow for dynamic adjustment, folding, removal, or repositioning of seats or seat components to adapt to various passenger, cargo, or vehicle usage scenarios.

Vehicle Seats & Accommodations
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387since 2023
+13.2%YoY
Video Quality & Encoding Optimizationfiltered

Methods and apparatus for improving the visual fidelity, resolution, or compression efficiency of video signals, often through advanced processing, up-scaling, or neural network-based filters.

Pictorial / Video CommunicationsComputer Vision
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358since 2023
-1.8%YoY
Braking & Stationary Vehicle Control

Control systems for managing vehicle braking and maintaining a stationary state, including brake pedal actuation sensing, automatic brake hold functions, and coordination with parking brakes.

Vehicle Control Systems
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350since 2023
+6.1%YoY
Solid-State Battery Manufacturing

Process and equipment for producing solid-state battery cells, including solid electrolyte synthesis (sulfide/oxide/polymer), thin-film deposition, lamination, sintering, dry-electrode fabrication, and stacking under controlled atmosphere.

Batteries & Fuel Cells
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345since 2023
0.0%YoY
VRU Protection & Localization

Systems and methods for enhancing the safety of vulnerable road users (pedestrians, cyclists) by improving their detection, prediction, and precise localization relative to the vehicle, often leveraging communication technologies and specialized markers.

Vehicle Control Systems
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318since 2023
+20.5%YoY
Seat Thermal & Air Quality

Integrated systems within vehicle seats that provide heating, cooling, ventilation, or air treatment (e.g., scenting) to enhance occupant comfort and well-being.

Vehicle Seats & Accommodations
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301since 2023
+57.4%YoY
Cooperative Driving & Maneuver Planning

Algorithms and systems for planning and executing complex vehicle maneuvers, often involving cooperation with other vehicles or infrastructure, to optimize traffic flow, avoid collisions, or navigate challenging scenarios. This includes lane changes, cut-ins, and traffic congestion.

Vehicle Control Systems
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293since 2023
+45.1%YoY
Integrated Occupant Protection

Safety features built into or around vehicle seats to protect occupants during various accident scenarios, including airbags, pre-crash positioning, and blast attenuation.

Vehicle Body FittingsVehicle Seats & Accommodations
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279since 2023
-20.9%YoY
Alternative Fuel Storage & Delivery

Design and integration of systems for storing and delivering alternative fuels (e.g., hydrogen, CNG, or specific fuel vapor management for gasoline) within the vehicle, including pressure vessels and specialized valves.

Vehicle Powertrain Arrangement
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227since 2023
+30.0%YoY
Smart Parking Systems

Integrated systems for managing parking facilities, guiding vehicles to available spots, and providing notifications, often leveraging sensors, communication, and remote control.

Vehicle Control Systems
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215since 2023
+79.5%YoY
Smart Cabin Climate Control

Advanced systems for maintaining passenger comfort and air quality within the vehicle cabin, including features like condensation prevention, remote control, after-blow functions, and air purification.

Vehicle Heating / Cooling
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208since 2023
+91.9%YoY
Advanced Steering Control

Electronic, hydraulic, or steer-by-wire systems that precisely control vehicle direction, often incorporating feedback loops, compensation, and adaptation for various driving conditions or vehicle types.

Vehicle Steering & Bodies
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190since 2023
+85.0%YoY
Vision-Based Object & Pose Estimation

Methods and apparatus for detecting objects and determining their three-dimensional position and orientation (pose) using imagery or point cloud data, often for navigation, surveying, or environmental understanding.

Computer Vision
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183since 2023
+47.2%YoY
Wearable & Mobile Interaction

Designing user interfaces and interaction methods specifically for mobile or wearable devices, enabling control of external systems, monitoring user states, or facilitating real-world transactions.

Input/Output & User Interfaces
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178since 2023
-9.6%YoY
In-Vehicle Electronics & Power

Integration and control of electronic components within the vehicle, including power distribution, thermal management for integrated circuits, and advanced user interfaces such as voice assistants, often involving specialized housings or trim.

Vehicle Body Fittings
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175since 2023
+17.0%YoY
Battery Electrode Coating & Slurry

Slurry compositions and coating processes for battery electrodes, including binder/active-material slurries, surface coating layers, and electrode-to-foil adhesion for cathode and anode.

Batteries & Fuel Cells
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167since 2023
-9.4%YoY
Battery Material Recovery

Processes and apparatus for disassembling spent batteries and recovering valuable materials (e.g., metals, electrolytes, plastics) through mechanical, chemical, or electrochemical methods for reuse or sustainable disposal.

Batteries & Fuel Cells
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165since 2023
+42.1%YoY
Lithium Battery Anode Materials

Active anode materials and manufacturing techniques for rechargeable lithium-ion batteries, including silicon-carbon composites, graphite, lithium-metal anodes, and electrode coating processes that improve capacity, cycle life, and rate capability.

Batteries & Fuel Cells
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148since 2023
+73.5%YoY
Child Safety Restraints

Technologies specifically designed for securing children in vehicles, including child safety seats, impact absorption features, and mechanisms to ensure correct installation or detect misuse.

Vehicle Seats & Accommodations
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135since 2023
-15.0%YoY
Occupant Sensing & Monitoring

Systems and methods for detecting the presence, position, characteristics (e.g., weight, pressure, contact area), or state of vehicle occupants, often used for safety, comfort, or system control.

Vehicle Seats & Accommodations
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123since 2023
+2.7%YoY
Seat Auxiliary Features

Non-core functionalities or convenience items directly integrated into or associated with vehicle seats, such as adjustable pillows, fitness devices, audio systems, or tray tables.

Vehicle Seats & Accommodations
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112since 2023
+44.0%YoY
Sensor-based Environment Perception

Techniques and hardware for autonomous systems to gather and interpret data about their surroundings, including obstacle detection, object recognition, and depth estimation, to inform control decisions.

Computer Vision
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98since 2023
+172.2%YoY
Driver State Monitoring

Systems that monitor a vehicle operator's physiological state, attentiveness, or behavior using in-cabin sensors and machine learning to enhance safety or personalize vehicle functions.

Vehicle Control Systems
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96since 2023
-9.4%YoY
Trailer & Towing Management

Technologies for safely and efficiently connecting, stabilizing, and maneuvering trailers, including hitch mechanisms, load sensing, and trailer-specific steering or stabilization.

Vehicle Steering & Bodies
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91since 2023
+62.5%YoY
Remote Software/Firmware Updates

Systems and methods for securely and reliably delivering, installing, and managing software or firmware updates to distributed or embedded devices, often considering network conditions, resource constraints, or storage repartitioning.

Software Development & Compilers
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81since 2023
-45.2%YoY
Multi-modal Sensor Fusion

Techniques for combining data from disparate sensor types (e.g., cameras, radar, mobile device signals) to achieve a more robust and comprehensive understanding of an environment or subject, often leveraging machine learning for interpretation and correlation.

Computer Vision
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73since 2023
+47.1%YoY
Transport Refrigeration Units

Specialized refrigeration systems for temperature-sensitive cargo in vehicles or containers, focusing on power management, energy storage (e.g., swappable batteries), and environmental sensing for cargo preservation.

Vehicle Heating / Cooling
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58since 2023
-10.5%YoY
Automated Visual Inspection

Systems that employ imaging and image processing to automatically detect defects, verify states, or ensure quality control in manufactured goods, printed materials, or industrial processes.

Pictorial / Video Communications
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48since 2023
+70.0%YoY
Autonomous System Redundancy & Validation

Techniques and architectures for ensuring the reliability, fault tolerance, and performance validation of autonomous driving systems, including redundant computing platforms and perception system monitoring.

Vehicle Control Systems
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48since 2023
-6.7%YoY
HVAC Component Design & Diagnostics

Engineering and diagnostic aspects of individual heating, ventilation, and air conditioning components, such as PTC heaters, air ducts, flow control valves, and compressor monitoring.

Vehicle Heating / Cooling
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33since 2023
+233.3%YoY
AR/VR User Interfaces

Techniques for rendering, interacting with, and managing content within augmented or virtual reality environments, including spatial tracking, gaze interaction, and dynamic multi-application display management.

Input/Output & User Interfaces
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30since 2023
0.0%YoY
AI for Medical Diagnostics

Utilizing machine learning, particularly deep learning, to analyze medical data such as images, sensor readings, or physiological signals for disease prediction, diagnosis, or treatment assessment.

Computer Vision
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21since 2023
+16.7%YoY
Generative AI for Images

Techniques utilizing deep learning models like Generative Adversarial Networks (GANs) or diffusion models to create new images, modify existing ones, or generate synthetic data based on various inputs or conditions.

Computer Vision
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19since 2023
-28.6%YoY
Specialized Neural Network Architectures

Development and optimization of novel neural network layers or architectures specifically designed to improve performance or efficiency for computer vision tasks.

Computer Vision
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11since 2023
0.0%YoY
Software Quality & Security Validation

Methods and frameworks for systematically verifying the correctness, performance, and security of software systems, including infrastructure as code, virtual workloads, APIs, and identifying potential vulnerabilities or inconsistencies.

Software Development & Compilers
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7since 2023
+400.0%YoY
Collaborative User Experiences

User interface designs and systems that enable multiple users to interact with shared content, provide feedback, or coordinate activities, often across different devices or locations.

Input/Output & User Interfaces
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7since 2023
-50.0%YoY
Interactive & Generative Display Systems

Technologies that create dynamic and interactive visual content for displays, including virtual/wearable systems, by generating overlays, replacing input streams, or merging real-time user actions with digital environments.

Pictorial / Video Communications
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4since 2023
n/a

Patents

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