Hiroshima, Japan

Hironobu Yonezawa

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Mazda Motor Corporation. Active years: 2005-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironobu Yonezawa. Retrieved from https://idiyas.com/inventor/hironobu-yonezawa

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 6.7

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2005-2016

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2 patents (USPTO):Explore Patents

Title: Hironobu Yonezawa: Innovator in Vehicle Design

Introduction

Hironobu Yonezawa is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the automotive industry, particularly in vehicle design and functionality. With a total of 2 patents, Yonezawa's innovations reflect his commitment to enhancing vehicle safety and user experience.

Latest Patents

Yonezawa's latest patents include a view adjustment device for vehicles. This device features view adjustment areas at the upper edge, lower edge, and side edges of a windshield glass. These areas can switch between a transparent state, ensuring forward visibility, and a translucent or non-transparent state, which limits visibility. This innovation allows for a visually changeable window-frame structure without physically altering the windshield glass.

Another significant patent is the side door structure of a vehicle, which includes a two-way opening mechanism. This design features a front door and a rear door, with hinges that allow for smooth operation. An assisting device, including a door checker, aids occupants in closing the rear door, enhancing convenience and safety.

Career Highlights

Yonezawa is currently employed at Mazda Motor Corporation, where he continues to develop innovative solutions for vehicle design. His work has contributed to the advancement of automotive technology, making vehicles safer and more user-friendly.

Collaborations

Throughout his career, Yonezawa has collaborated with talented individuals such as Naoki Yamada and Yukihiro Moriyama. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge automotive solutions.

Conclusion

Hironobu Yonezawa's contributions to vehicle design through his patents demonstrate his expertise and dedication to improving automotive technology. His work at Mazda Motor Corporation and collaborations with fellow innovators highlight his impact on the industry.

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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