Company patents
Yanmar Power Technology Co., Ltd.
Yanmar Power Technology Co., Ltd. demonstrates a surprising strategic pivot, with a significant 220.0% year-over-year growth in 'Excavating & Earth-Moving' patents in 2024, indicating a strong, albeit potentially short-lived, emerging focus in this area, while its core 'Industrial & Autonomous Control' category, representing 28.5% of its portfolio, saw a substantial 70.6% decline in patent filings so far in 2026, suggesting a shifting priority from its traditional strengths.
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.
151 US filings (since 2023) · 9 categories · 19 themes
Systems for coordinating and controlling fleets of autonomous vehicles or machines, including task allocation, route optimization, and monitoring their operational status and progress.
Algorithms and systems for generating, optimizing, and executing trajectories for autonomous vehicles or robots to move through an environment, often involving obstacle avoidance, route validation, and goal reaching.
Systems and methods for enabling earth-moving machines to perform tasks with reduced or no human intervention, often leveraging predictive models, sensor fusion, and coordinated multi-machine operations.
Innovations in the mechanical design, modularity, and enhanced functionality of excavator attachments and implements, including multi-axis rotation, specialized grapples, and integrated compaction tools.
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.
Robotic or mechanized systems designed for mass production indoor planting, including automated movement of plant pots, work vehicles, and material handling in horticultural settings.
Methods and apparatus for performing non-standard or highly specific excavation tasks, such as underwater harvesting, material screening, or earth removal with structural reinforcement.
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.
Techniques and components for improving the efficiency, control, and responsiveness of hydraulic systems in heavy machinery, often involving variable displacement pumps, pressure regulation, and flow 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.
Innovations in the materials, manufacturing, and assembly of vehicle body components to enhance rigidity, crashworthiness, and functional integration.
Techniques used by sensing systems to identify the presence, location, and characteristics of objects or unusual conditions in an environment, including methods to suppress false positives or 'ghost' detections.
Innovations in the mechanical design and functionality of cutting, collecting, or processing components directly interacting with crops or ground cover.
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.
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.
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.
Integration of diverse sensors and machine perception algorithms to gather and interpret data about the machine's environment, its own state, and subsurface conditions for improved operation, safety, and mapping.
Methods and systems for accurately determining the absolute or relative position of an object or device, often integrating satellite navigation (GNSS), inertial measurement units (IMU), and local ranging or wireless communication technologies.
Technologies for monitoring plant health and environmental conditions using optical, chemical, or physical sensors, combined with data processing and informatics to provide insights and optimize cultivation workflows.
Patents
Showing 1-10 of 376