Kanagawa, Japan

Yuuji Katsumata

This inventor holds 1 USPTO granted patent, plus 1 CIPO patent and 1 EPO patent. Top assignee: Nissan Motor Company Limited. Active years: 2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuuji Katsumata. Retrieved from https://idiyas.com/inventor/yuuji-katsumata

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 = 5.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2019

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1 patent (USPTO):Explore Patents

Title: Yuuji Katsumata: Innovator in Electric Vehicle Control Systems

Introduction

Yuuji Katsumata is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of electric vehicle technology, particularly in control systems that enhance vehicle performance and safety. His innovative approach has led to the development of a unique patent that addresses key challenges in electric vehicle operation.

Latest Patents

Katsumata holds a patent for a "Control method and control device for electric vehicle." This invention focuses on a control device that manages the motor functioning as the driving source and provides regenerative braking. The device detects the motor's rotation speed, estimates the disturbance torque acting on the motor, and adjusts the motor torque command value accordingly. As the motor speed approaches zero, the control device ensures that the friction braking amount converges to a value based on the estimated disturbance torque, enhancing the vehicle's braking efficiency.

Career Highlights

Yuuji Katsumata is currently employed at Nissan Motor Company Limited, where he applies his expertise in electric vehicle technology. His work has been instrumental in advancing the company's capabilities in developing innovative electric vehicles. Katsumata's dedication to improving vehicle control systems has positioned him as a key player in the automotive industry.

Collaborations

Throughout his career, Katsumata has collaborated with talented colleagues, including Hiroyuki Komatsu and Ken Itou. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Yuuji Katsumata's contributions to electric vehicle control systems exemplify the spirit of innovation in the automotive industry. His patent and work at Nissan Motor Company Limited highlight his commitment to enhancing vehicle performance and safety. Through his efforts, Katsumata continues to shape the future of electric mobility.

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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