Company patents

Whirlpool Corporation

Whirlpool Corporation's patent strategy shows a surprising shift away from its core consumer appliance categories, with significant declines across the board; for instance, Laundry / Dry Cleaning, its largest category (27.2% of portfolio), saw a -49.4% YoY drop in 2025, and Refrigerators & Cold Storage (25.3% of portfolio) declined by -32.3% in 2025, suggesting a broad reprioritization, while Computer Vision, though a small part of the portfolio (1.0%), is an emerging focus with a remarkable +500.0% YoY growth 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.

1,933 US filings (since 2023) · 10 categories · 36 themes

Microparticle & Lint Management

Systems and methods for filtering microplastics, lint, and other foreign particulates from water or air streams within laundry appliances, often including self-cleaning or blockage detection mechanisms.

Laundry / Dry Cleaning
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411since 2023
-40.2%YoY
Refrigerator Door Design

Innovations in the mechanical design, aesthetic features, and integrated functionalities of refrigerator doors, including hinges, handles, internal wiring, and lighting.

Refrigerators & Cold Storage
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408since 2023
-33.8%YoY
Specialized Cooking & Heating

Appliances and containers designed for specific cooking methods (e.g., air frying, sous vide), automated food preparation, or temperature-controlled storage and transport to maintain food quality.

Kitchen Equipment
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293since 2023
-1.3%YoY
Automated Additive Dispensing

Mechanisms for storing, dispensing, and monitoring the delivery of liquid or solid laundry additives (detergents, softeners) into the wash fluid, including diagnostics for ensuring correct operation.

Laundry / Dry Cleaning
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281since 2023
-36.7%YoY
Modular Interior Storage

Design of refrigerator interiors with reconfigurable, detachable, or specialized compartments, bins, and accessories to optimize storage, organization, and accessibility of items.

Refrigerators & Cold Storage
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275since 2023
-28.4%YoY
Specialized Garment Treatment Devices

Appliances or modules designed for specific garment care tasks beyond conventional washing and drying, such as steaming, ironing, or autonomous dry-cleaning processes.

Laundry / Dry Cleaning
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270since 2023
-47.1%YoY
Appliance Health & Anomaly Detection

Technologies for monitoring the operational status of laundry appliances, identifying abnormal conditions (e.g., pump blockages, motor issues, external noise), and initiating responsive actions or alerts.

Laundry / Dry Cleaning
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268since 2023
-60.5%YoY
Integrated Fluid & Chemical Dispensing

Systems for storing, heating, pumping, and precisely dispensing water or cleaning solutions within domestic appliances or cleaning tools. This includes cartridge-based systems, dissolvable cleaning agents, and controlled fluid delivery for optimal cleaning performance.

Domestic Cleaning Devices
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228since 2023
-27.0%YoY
Advanced Insulation Materials

Use of specialized materials and structures, such as vacuum insulation panels or phase change materials, to improve thermal efficiency and maintain stable temperatures within refrigeration appliances.

Refrigerators & Cold Storage
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222since 2023
-28.9%YoY
Appliance Installation & User Ergonomics

Design features and accessories that improve the installation, storage, usability, and overall user experience of household cleaning appliances and manual tools. This includes mounting brackets, ergonomic handles, and integrated storage solutions.

Domestic Cleaning Devices
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149since 2023
-34.1%YoY
Smart Refrigerator Features

Integration of sensors, cameras, and processing units to monitor internal conditions, manage food inventory, or automate food preparation and preservation tasks within a refrigerator.

Refrigerators & Cold Storage
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144since 2023
-36.7%YoY
Smart Load Sensing & Cycle Control

Utilizes sensors and intelligent algorithms to detect laundry load characteristics, operational conditions (e.g., imbalance, resonance, dryness), and dynamically adjust washing or drying cycles for optimal performance and efficiency.

Laundry / Dry Cleaning
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105since 2023
-69.7%YoY
Water & Ice Dispensing Systems

Integrated systems within refrigerators for dispensing chilled water, ice, or preparing beverages, often including filtration, storage components, and user interface controls.

Refrigerators & Cold Storage
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93since 2023
-32.3%YoY
Advanced Heating Systems

Focuses on novel heating elements, power delivery, and thermal management for efficient and controlled aerosol generation. This includes resistive, inductive, and other heating methods, as well as heat distribution and retention.

Electric Heating & Lighting Control
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86since 2023
+70.6%YoY
Smart Blending & Agitation

Blenders, mixers, and cooking appliances featuring intelligent controls, load sensing, or specialized agitation mechanisms to optimize food processing, achieve desired consistency, and enhance performance.

Kitchen Equipment
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86since 2023
-13.8%YoY
Advanced Debris Collection & Filtration

Innovations in vacuum cleaner components and systems for efficiently separating, compacting, and containing collected dust, dirt, or lint. This often involves multi-stage filtration, cyclonic separation, or specialized disposal mechanisms to improve air quality and ease of maintenance.

Domestic Cleaning Devices
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73since 2023
-23.5%YoY
Mixing System Thermal Control

Integration of heating, cooling, or temperature regulation mechanisms within mixing devices or vessels to maintain specific process temperatures, prevent overheating, or induce thermally-driven reactions.

Mixing
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56since 2023
+35.7%YoY
Modular Kitchen & Grill Systems

Equipment designed with interchangeable, attachable, or configurable components, allowing for flexible setup, expansion, or integration of cooking, serving, and storage units.

Kitchen Equipment
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46since 2023
-20.0%YoY
Automated Docking & Self-Maintenance

Systems and mechanisms that allow autonomous cleaning robots or devices to return to a base station for automated tasks such as mop washing, dustbin emptying, fluid replenishment, or cleaning of tool heads without human intervention.

Domestic Cleaning Devices
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40since 2023
-55.6%YoY
Airflow & Temperature Zone Control

Systems for precisely directing and controlling chilled air within a refrigerator, often creating distinct temperature zones or optimizing cooling efficiency for different compartments.

Refrigerators & Cold Storage
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34since 2023
-54.5%YoY
Automated Beverage Preparation

Systems and devices designed for automated or semi-automated brewing, grinding, and dispensing of beverages, often utilizing capsules, specialized filters, or integrated components for efficiency and user convenience.

Kitchen Equipment
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32since 2023
-36.4%YoY
Food Preparation Tools & Hygiene

Accessories and devices focused on improving the convenience, safety, or cleanliness of food preparation tasks, including specialized cleaning tools, food shaping apparatus, and produce sanitization systems.

Kitchen Equipment
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19since 2023
0.0%YoY
Secure & Organized Storage

Furniture designs that incorporate specialized compartments, locking mechanisms, or automated retrieval systems to secure, organize, or control access to stored items within cabinets, desks, or appliances.

Tables & Desks
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17since 2023
-66.7%YoY
Modular Furniture Assembly

Design principles and connection methods that facilitate the easy assembly, disassembly, reconfiguration, or integration of functional modules and components in furniture systems.

Tables & Desks
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13since 2023
+500.0%YoY
Integrated Device Automation

Systems and methods for coordinating and automating the control of electric heating and lighting devices within a broader environment, often involving sensors, communication networks, and user-defined rules.

Electric Heating & Lighting Control
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12since 2023
new
Automated Product Blending

Integrated systems for automatically dispensing, mixing, and often packaging multiple components to create a final product, frequently incorporating sensors and control for quality, customization, and unattended operation.

Mixing
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9since 2023
-50.0%YoY
Adaptive Lighting Control Systems

Systems and methods for dynamically adjusting light output, distribution, color, or intensity based on environmental conditions, user presence, content, or specific application needs.

Electric Heating & Lighting Control
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7since 2023
+50.0%YoY
Integrated Functionality in Tubing

Tubes, hoses, or ducts incorporating additional components or features beyond simple fluid conveyance, such as embedded electronics (sensors, heaters), structural reinforcement, or segregated compartments for cable routing.

Pipes & Tubing
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7since 2023
n/a
Inline & Continuous Mixing

Mixing apparatus designed for integration directly into a fluid conduit or a continuous process stream, often employing static elements, impellers within a flow path, or multi-component injection for efficient, uninterrupted processing.

Mixing
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4since 2023
+100.0%YoY
Modular & Specialized Cleaning Tools

Design and material innovations for specific cleaning components or attachments, such as brush rolls, mop pads, scrapers, or multi-functional surface tools. These are often tailored for particular surfaces, debris types, or cleaning tasks to enhance effectiveness.

Domestic Cleaning Devices
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4since 2023
0.0%YoY
Water Contaminant Remediation

Systems and methods specifically engineered for removing pollutants and impurities from water sources, ranging from groundwater decontamination to point-of-use filtration, often employing adsorption, membrane, or distillation techniques.

Separation Processes (Filtration, Distillation)
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4since 2023
0.0%YoY
Slurry & Viscous Material Mixing

Equipment and techniques specifically designed for effectively mixing and agitating high-viscosity fluids, slurries, or suspensions, often found in industrial, chemical, or battery manufacturing processes where material flow is challenging.

Mixing
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3since 2023
new
Video Quality & Encoding Optimization

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.

Computer Vision
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2since 2023
new
High-Shear Fluid Dispersion

Devices and methods that utilize high-speed mechanical action, fluid impact, or cavitation phenomena to intensely mix, disperse, or treat fluids, often for emulsification, particle size reduction, or decontamination.

Mixing
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2since 2023
new
Power Driver & Reliabilityfiltered

Design of power driver circuits for electric loads (e.g., LEDs, heating elements) focusing on efficiency, stability, noise reduction, and compensation for component degradation.

Electric Heating & Lighting Control
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2since 2023
new
Automated Drawer & Rail Systems

Guide rails and associated drive mechanisms, often electric, designed for smooth, controlled, and sometimes automated movement of drawers, shelves, or other movable furniture parts within cabinets or assemblies.

Tables & Desks
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2since 2023
n/a

Patents

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