Okazaki, Japan

Akimasa Yamamoto

This inventor holds 2 USPTO granted patents. Top assignee: Mitsubishi Jidosha Kogyo Kabushiki Kaisha. Active years: 2006-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akimasa Yamamoto. Retrieved from https://idiyas.com/inventor/akimasa-yamamoto

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 = 1.7

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2006-2007

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Akimasa Yamamoto: Innovator in Engine Cooling Technologies

Introduction

Akimasa Yamamoto is a notable inventor based in Okazaki, Japan. He has made significant contributions to the field of engine technology, particularly in cooling systems. With a total of two patents to his name, Yamamoto's work reflects a commitment to innovation and engineering excellence.

Latest Patents

Yamamoto's latest patents include a "Cooling water passage structure for an engine" and a "Cylinder head structure of engine." The cooling water passage structure features a pair of exhaust ports with flat portions formed on their inner peripheral surfaces, facing opposite directions. This design allows for an intervening cooling water passage to be formed between the flat portions during the casting of the cylinder head. The cylinder head structure includes head cooling passages around the intake and exhaust ports, along with a flow control member that regulates the volume of cooling medium. This ensures that a larger volume flows toward the intake ports compared to the exhaust ports.

Career Highlights

Yamamoto is currently employed at Mitsubishi Jidosha Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Mitsubishi has allowed him to apply his innovative ideas in practical applications, contributing to advancements in engine performance and efficiency.

Collaborations

Yamamoto has collaborated with notable colleagues such as Satoshi Matsui and Toshihiko Oka. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise in the field of automotive engineering.

Conclusion

Akimasa Yamamoto's contributions to engine cooling technologies demonstrate his innovative spirit and dedication to improving automotive performance. His patents reflect a deep understanding of engineering principles and a commitment to advancing 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]
Loading…