Chigasaki, Japan

Tokio Yamamuro

This inventor holds 1 USPTO granted patent. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokio Yamamuro. Retrieved from https://idiyas.com/inventor/tokio-yamamuro

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 = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Innovations of Tokio Yamamuro

Introduction

Tokio Yamamuro is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative designs and patents. His work exemplifies the intersection of engineering and creativity, leading to advancements in automotive technology.

Latest Patents

Yamamuro holds a patent for a camshaft designed for internal combustion engines. This camshaft features a double-pipe shaft portion that includes an outer pipe, an inner pipe, and an intermediate layer situated between them. The intermediate layer is composed of a thermoplastic liquid crystalline polyester resin, which is injected into the gap between the outer and inner pipes using an injection molding machine. This design results in a lightweight camshaft with excellent vibration-damping properties. Furthermore, the structure allows for easy manufacturing, making it suitable for mass production.

Career Highlights

Yamamuro is associated with Toyota Motor Corporation, where he has been able to apply his innovative ideas in a practical setting. His work has contributed to the development of more efficient and effective automotive components, enhancing the performance of vehicles.

Collaborations

Yamamuro has collaborated with notable colleagues, including Atsuyuki Tsuzuki and Yasuhiro Mishima. Their combined expertise has fostered an environment of innovation and creativity within their projects.

Conclusion

Tokio Yamamuro's contributions to the field of internal combustion engines through his patented camshaft design highlight his role as a significant inventor in the automotive industry. His work not only improves vehicle performance but also showcases the potential for innovation 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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