Company patents

HL MANDO CORPORATION

HL MANDO CORPORATION's patent strategy is heavily concentrated in core automotive components, with Vehicle Steering & Bodies (32.7% of portfolio) and Vehicle Brake Systems (30.8%) dominating, both experiencing significant growth in 2024 (80.0% and 115.4% YoY, respectively). While these core areas saw a decline in filings so far in 2026, the company showed an emerging focus in Electric Vehicle Propulsion, with a remarkable 350.0% YoY growth in 2024, despite a sharp decrease in filings so far in 2026.

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.

1,271 US filings (since 2023) · 12 categories · 38 themes

Electromechanical Braking Systems is up +27.3% YoY. Worth a look.
Electric Parking Brake Control

Systems and methods for controlling electric parking brakes, including their actuators, redundancy features, and diagnostic capabilities for ensuring reliable operation.

Vehicle Brake Systems
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562since 2023
+23.1%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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400since 2023
+17.9%YoY
Electromechanical Braking Systems

Actuators, control, and components for converting electrical energy into braking force, often involving motors, spindles, and friction elements, particularly for vehicle applications.

Vehicle Brake SystemsCouplings & Brakes (Mechanical)
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393since 2023
+27.3%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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269since 2023
+21.2%YoY
Brake Wear Monitoring & Diagnostics

Systems and methods utilizing sensors and control logic to detect, measure, and report the wear status of brake components, enabling predictive maintenance or safety alerts.

Couplings & Brakes (Mechanical)
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239since 2023
+19.3%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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235since 2023
+27.1%YoY
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 Propulsion
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190since 2023
-28.7%YoY
Hydraulic Brake System Components

Design and optimization of the core hydraulic elements of a brake system, including master cylinders, valves, pistons, fluid reservoirs, and their associated sealing mechanisms.

Vehicle Brake Systems
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160since 2023
-17.3%YoY
Advanced Braking Control & ADAS

Software-driven control strategies, sensor integration, and diagnostic methods for enhancing braking performance, driver assistance systems (ADAS), and autonomous vehicle braking functions.

Vehicle Brake Systems
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115since 2023
+50.0%YoY
Vibration Damping in Drivetrains

Integration of elastomeric or other damping elements into mechanical drive components to absorb shocks, reduce noise, and mitigate vibrations during operation.

Couplings & Brakes (Mechanical)
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58since 2023
+20.0%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 ArrangementGearing & Transmissions
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45since 2023
+112.5%YoY
Advanced Motor Control Algorithms

Sophisticated software or hardware-implemented control strategies that optimize motor performance, such as precise speed/torque regulation, vibration reduction, or efficiency, often using model-based, predictive, or adaptive techniques.

Motor Control
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37since 2023
-20.0%YoY
Motor System Fault Detection

Methods and systems for identifying anomalies, failures, or impending issues within electric motors or their associated drive and power management circuits, often by monitoring electrical or operational parameters.

Motor ControlElectrical Measurement
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34since 2023
+22.2%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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25since 2023
+25.0%YoY
Inverter and Drive Circuit Control

Methods and circuits for controlling the power electronic converters (inverters, bridges) that supply current and voltage to electric motors, including switching strategies, voltage command generation, and multi-phase configurations.

Motor Control
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24since 2023
-45.5%YoY
Integrated Actuation and Drive Systems

Methods and components for converting power into mechanical motion to drive pump mechanisms, encompassing electric motors, hydraulic actuators, and specialized motion converters like ball screws or solenoids.

Gearing & Transmissions
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22since 2023
-22.2%YoY
Advanced Motor Topologies

Development of novel motor architectures beyond traditional radial flux designs, including linear, axial, or multi-armature configurations, often to optimize for specific performance characteristics like torque density or form factor.

Electric Motors & Generators
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21since 2023
-54.5%YoY
Stator & Coil Manufacturing

Manufacturing processes and techniques for producing stator cores, windings, and coils, including lamination, impregnation, hairpin winding, and segment coil bending, to improve motor efficiency, power density, or reliability.

Electric Motors & Generators
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19since 2023
-63.6%YoY
Motor Power and Energy Management

Strategies and circuits for optimizing the supply and consumption of electrical power for motors, including current limiting, regenerative energy handling, battery integration, and managing power quality.

Motor Control
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17since 2023
0.0%YoY
Sensorless Motor Control

Techniques for determining the rotor position, speed, or other operational parameters of an electric motor without dedicated physical sensors, often relying on back-EMF, current, or voltage measurements.

Motor Control
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17since 2023
-16.7%YoY
Mechanical Power Transmission Joints

Assemblies and components designed for reliable and efficient transfer of rotational or axial forces between mechanical parts, accommodating misalignment or specific motion profiles.

Couplings & Brakes (Mechanical)
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14since 2023
0.0%YoY
Advanced Power Converter Topologies

Focuses on novel circuit configurations for DC-DC, DC-AC, or AC-DC conversion, often involving resonant operation, multi-level structures, or switched capacitors to improve efficiency, power density, or voltage conversion ratios.

Power Conversion (DC/AC, DC/DC)
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12since 2023
-20.0%YoY
Power Consumption & Current Sensing

Devices and methods for accurately measuring or monitoring electrical current draw and power usage in various systems, often for control, optimization, or safety purposes.

Electrical Measurement
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11since 2023
-20.0%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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9since 2023
0.0%YoY
Motor System Integration & Safety

Integration of electric motors into larger systems (e.g., vehicles, power tools) and safety features for high-voltage components, including control interfaces, mechanical integration, and environmental protection (e.g., waterproofing).

Electric Motors & Generators
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8since 2023
+100.0%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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7since 2023
+400.0%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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7since 2023
-75.0%YoY
Control & Stability for Power Converters

Techniques and circuits designed to regulate output, manage input variations, mitigate resonance, or ensure stable operation of power converters under diverse load and source conditions. This includes adaptive, predictive, or fault-tolerant control schemes.

Power Conversion (DC/AC, DC/DC)
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5since 2023
-33.3%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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4since 2023
0.0%YoY
Advanced Clutch Mechanisms

Novel designs or control strategies for clutches, including one-way, centrifugal, or disconnect types, to manage torque transmission in powertrains and other mechanical systems.

Couplings & Brakes (Mechanical)
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4since 2023
new
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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3since 2023
new
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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3since 2023
n/a
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 Powertrain ArrangementElectric Vehicle Propulsion
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2since 2023
new
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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2since 2023
new
Linear Actuation Mechanisms

Mechanisms that convert rotational input (typically from an electric motor) into precise linear output motion, often employing screw-nut assemblies, ball screws, or cam-follower systems for various applications.

Gearing & Transmissions
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2since 2023
new
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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2since 2023
n/a
Magnetic Resonance Sensing

Methods and apparatus for measuring magnetic fields or utilizing magnetic resonance principles for medical diagnostics, material analysis, or precise localization, including gradient field measurement in MRI.

Electrical Measurement
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2since 2023
n/a
Advanced Gear & Drivetrain Designs

Novel configurations and materials for gears and drivetrain components, including specialized profiles, self-aligning features, damping elements, and complex gear train arrangements like planetary, cycloidal, or strain wave gearing.

Gearing & Transmissions
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1since 2023
new

Patents

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