Hiroshima, Japan

Tsunao Yajima

This inventor holds 3 USPTO granted patents. Top assignee: Mazda Motor Corporation. Active years: 1985-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsunao Yajima. Retrieved from https://idiyas.com/inventor/tsunao-yajima

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 = 1.2

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1985-1987

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3 patents (USPTO):Explore Patents

Title: Tsunao Yajima: Innovator in Engine Technology

Introduction

Tsunao Yajima is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of engine technology, particularly in the development of systems that enhance engine performance. With a total of 3 patents to his name, Yajima continues to push the boundaries of innovation in the automotive industry.

Latest Patents

Yajima's latest patents include an "Engine intake system having a supercharger" and an "Internal combustion engine having a supercharger." The engine intake system features a supercharger that compresses intake air drawn from the inlet port, minimizing pressure drop with the inclusion of both coarse and fine air cleaners. His internal combustion engine design integrates an exhaust manifold with an exhaust chamber, effectively reducing exhaust gas pulsation and allowing for efficient manufacturing through casting techniques.

Career Highlights

Yajima is currently employed at Mazda Motor Corporation, where he applies his expertise in engine design and innovation. His work has been instrumental in advancing the performance and efficiency of Mazda's engine systems.

Collaborations

Yajima collaborates with Tooru Maeda, a fellow innovator, to further enhance their projects and drive innovation within the company.

Conclusion

Tsunao Yajima's contributions to engine technology exemplify his commitment to innovation and excellence in the automotive field. His patents reflect a deep understanding of engine dynamics and a dedication to improving 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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