Sakado, Japan

Hiroshi Matsuda

This inventor holds 5 USPTO granted patents. Top assignees: Nissan Diesel Motor Co., Ltd., Nissan Diesel Kogyo Company, Ltd., Nissan Diesel Kogyo Kabushiki Kaisha. Active years: 1979-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Matsuda. Retrieved from https://idiyas.com/inventor/hiroshi-matsuda-d1e45ib1

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 38(Granted Patents)


Location History:

  • Sakado, JP (1979 - 1982)
  • Saitama, JP (1996)
  • Ageo, JP (1997)

Company Filing History:


Years Active: 1979-1997

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5 patents (USPTO):Explore Patents

Title: Hiroshi Matsuda: Innovator in Engine Technology

Introduction

Hiroshi Matsuda is a notable inventor based in Sakado, Japan. He has made significant contributions to the field of engine technology, holding a total of 5 patents. His work focuses on improving the efficiency and operability of internal combustion engines.

Latest Patents

One of Matsuda's latest patents is a governor device for internal combustion engines. This invention relates to a system where a portion of the engine output is utilized as driving force for vehicle-mounted accessory equipment that requires constant speed rotation despite changes in load. By controlling the intake air quantity through a bypass passage and managing a sub-throttle valve in conjunction with a main throttle valve, Matsuda's invention ensures that the engine output can be adjusted to maintain a constant rotational speed. This innovation enhances the operability of auxiliary power take-off devices, making it a valuable advancement in engine technology.

Career Highlights

Throughout his career, Matsuda has worked with prominent companies in the automotive industry, including Nissan Diesel Motor Co., Ltd. and Nissan Diesel Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.

Collaborations

Matsuda has collaborated with several talented individuals in his field, including Junichi Wake and Ikurou Notsu. These partnerships have contributed to the development of his patents and innovations.

Conclusion

Hiroshi Matsuda's contributions to engine technology through his patents demonstrate his commitment to innovation and improvement in the automotive industry. His work continues to influence the design and functionality of internal combustion engines, showcasing the importance of inventive thinking in engineering.

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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