Nagoya, Japan

Yoji Yamada

This inventor holds 3 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Toyota School Foundation. Active years: 1998-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoji Yamada. Retrieved from https://idiyas.com/inventor/yoji-yamada-o1xprfn3

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 82(Granted Patents)


Company Filing History:


Years Active: 1998-2002

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3 patents (USPTO):Explore Patents

Title: Yoji Yamada: Innovator in Work Assist Technology

Introduction

Yoji Yamada is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of work assist devices, holding a total of 3 patents. His inventions focus on enhancing the efficiency and safety of operators handling heavy articles.

Latest Patents

One of Yamada's latest patents is a work assist device designed to aid operators in carrying heavy articles. This device features a movable body that supports the heavy article, an actuator for movement, and a controller that adjusts the actuator's output. The controller optimizes the force required for moving the heavy article by considering various factors such as acceleration, speed, and position. This innovation allows operators to feel as if they are using an assist device tailored to each task phase, enhancing their working experience in diverse environments.

Another significant patent is related to a system and method for equivalent circuit reference type control. This technique involves monitoring the normalcy of a physical system by continuously comparing it with a model. By producing an equivalent electric circuit to the physical system, Yamada's invention allows for real-time simulation and optimization of both the physical system and the model, addressing issues present in prior art.

Career Highlights

Yamada has worked with prominent organizations, including Toyota Motor Corporation and the Toyota School Foundation. His experience in these companies has contributed to his expertise in developing innovative technologies that improve operational efficiency.

Collaborations

Yamada has collaborated with notable colleagues such as Kazutsugu Suita and Nuio Tsuchida. Their combined efforts have further advanced the field of work assist technology.

Conclusion

Yoji Yamada's contributions to work assist devices and control systems demonstrate his commitment to innovation and improving workplace efficiency. His patents reflect a deep understanding of the challenges faced by operators and provide practical solutions to enhance their work experience.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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