Kanagawa Pref., Japan

Hitoshi Kokubun

This inventor holds 3 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1987-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Kokubun. Retrieved from https://idiyas.com/inventor/hitoshi-kokubun-2fnbv545

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 = 1.8

ph-index = 3

Forward Citations = 22(Granted Patents)


Location History:

  • Zama, JP (1987)
  • Kanagawa Pref., JP (1993)
  • Atsugi, JP (1994)

Company Filing History:


Years Active: 1987-1994

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3 patents (USPTO):Explore Patents

Title: Hitoshi Kokubun: Innovator in Automotive Engineering

Introduction

Hitoshi Kokubun is a notable inventor based in Kanagawa Prefecture, Japan. He has made significant contributions to the field of automotive engineering, holding a total of 3 patents. His work focuses on enhancing vehicle performance and design through innovative mounting arrangements and suspension structures.

Latest Patents

Kokubun's latest patents include a "Mounting arrangement for automotive engine with longitudinally arranged cylinders." This invention optimizes the layout of an internal combustion engine in four-wheel and front-wheel drive vehicles. It ensures a shorter overall length and width of the power plant while maintaining an optimal weight balance between the front and rear wheels. Another significant patent is the "Structure for mounting suspension unit on vehicle body." This design features a cross member as part of the vehicle body, supporting a rear suspension unit with a transverse leaf spring, enhancing the vehicle's stability and performance.

Career Highlights

Hitoshi Kokubun is currently employed at Nissan Motor Company Limited, where he continues to innovate in automotive design. His expertise in engine and suspension systems has contributed to the development of more efficient and balanced vehicles. His work is recognized within the industry for its practical applications and advancements.

Collaborations

Kokubun has collaborated with notable colleagues such as Kazumi Nakamura and Fumitaka Saigo. Their combined efforts have led to advancements in automotive technology and design, further enhancing the reputation of Nissan as a leader in the automotive industry.

Conclusion

Hitoshi Kokubun's contributions to automotive engineering through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of vehicle design and performance.

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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