Tokyo, Japan

Yoshihiro Tamachi

This inventor holds 1 USPTO granted patent. Top assignee: Hoei Kogyo Kabushiki Kaisha. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Tamachi. Retrieved from https://idiyas.com/inventor/yoshihiro-tamachi

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 = 4.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Innovations of Yoshihiro Tamachi

Introduction

Yoshihiro Tamachi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of exhaust gas purification. His innovative approach addresses the challenges posed by unburned solid particles, sparks, and flames in exhaust emissions.

Latest Patents

One of his key patents is an exhaust gas purifier designed to remove harmful components from the exhaust gas discharged from internal and external combustion engines. This invention features a closed cylindrical member connected to the exhaust port of an engine. It includes a swirl-generating member with multiple swirl vanes that effectively swirl the exhaust gas. This design extends the time the exhaust gas remains in the cylinder, allowing for the centrifugal separation and extinguishing of unburned solid particles, sparks, and flames. As a result, the purifier discharges relatively clean gas.

Career Highlights

Yoshihiro Tamachi is associated with Hoei Kogyo Kabushiki Kaisha, where he has been instrumental in developing innovative solutions for exhaust gas purification. His work has contributed to advancements in environmental technology and has implications for reducing pollution from combustion engines.

Collaborations

He has collaborated with notable colleagues, including Yukio Kanzaki and Kazunori Hondo, to further enhance the effectiveness of their inventions and research.

Conclusion

Yoshihiro Tamachi's contributions to exhaust gas purification exemplify the importance of innovation in addressing environmental challenges. His work continues to influence the field and promote cleaner technologies.

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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