Tokyo, Japan

Tamio Oshima

This inventor holds 1 USPTO granted patent. Top assignee: Calsonic Kansei Corporation. Active years: 2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tamio Oshima. Retrieved from https://idiyas.com/inventor/tamio-oshima

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 = 16(Granted Patents)


Company Filing History:


Years Active: 2004

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Tamio Oshima

Introduction

Tamio Oshima is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly in the design of valve structures for engine exhaust systems. His innovative approach has led to the development of a unique patent that addresses common issues in engine performance.

Latest Patents

Oshima holds a patent for a valve structure for engine exhaust systems. This invention features a support member with a tubular portion that is joined at the end of a muffler pipe. The support member forms a flange that acts as a valve seat and a support bracket. A valve disk is rotatably supported via a hinge axis, with its outer peripheral portion serving as a contact surface with the valve seat. A weight is welded to a bead portion, projecting to the back face, which helps decrease the resonance frequency and prevents beat sound from arising during normal engine speeds. This innovative design enhances the overall performance and reliability of engine exhaust systems.

Career Highlights

Tamio Oshima is associated with Calsonic Kansei Corporation, where he has been able to apply his inventive skills to real-world engineering challenges. His work has not only contributed to the company's success but has also advanced the automotive industry by improving engine efficiency and sound quality.

Collaborations

Oshima has collaborated with talented coworkers such as Masaomi Fukuhara and Kai Shiraishi. Their combined expertise has fostered an environment of innovation and creativity, leading to the successful development of advanced engineering solutions.

Conclusion

Tamio Oshima's contributions to the field of engineering, particularly through his patented valve structure for engine exhaust systems, demonstrate his commitment to innovation. His work continues to influence the automotive industry positively, showcasing the importance of inventive thinking 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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