Hamamatsu, Japan

Kazuo Uchiyama

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 1977-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Uchiyama. Retrieved from https://idiyas.com/inventor/kazuo-uchiyama

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

USPTO Granted Patents = 6 

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 6

Forward Citations = 57(Granted Patents)


Location History:

  • Hamamatsu, JA (1977)
  • Hamamatsu, JP (1981 - 1987)
  • Shizuoka, JP (1989)

Company Filing History:


Years Active: 1977-1989

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6 patents (USPTO):Explore Patents

Title: Kazuo Uchiyama: Innovator in Engine Technology

Introduction

Kazuo Uchiyama is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of engine technology, holding a total of six patents. His work focuses on improving the performance and efficiency of V-type engines.

Latest Patents

Uchiyama's latest patents include a manifold attachment for a V-type engine, which features an improved compound manifolding system. This system allows for better attachment, assembly, and fit by mating with the horizontally extending surfaces of each cylinder head. Another notable patent is for an improved induction system for a V-type engine, designed to perform well under various running conditions while maintaining a compact construction. This system incorporates a pair of air boxes adjacent to the cylinder heads, with multiple intake passages and a throttle valve arrangement to enhance performance.

Career Highlights

Kazuo Uchiyama has dedicated his career to advancing engine technology. He works at Yamaha Hatsudoki Kabushiki Kaisha, where he collaborates with other talented engineers to develop innovative solutions for internal combustion engines. His expertise and inventions have contributed to the company's reputation for excellence in the automotive industry.

Collaborations

Uchiyama has worked alongside notable colleagues such as Masatoshi Ohmi and Toshihiko Yoneda. Their combined efforts have led to significant advancements in engine design and functionality.

Conclusion

Kazuo Uchiyama's contributions to engine technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of efficient and high-performing engines.

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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