Ogaki, Japan

Tatsuo Ohhashi

This inventor holds 2 USPTO granted patents. Top assignees: Aisin Seiki Kabushiki Kaisha, Marujun Seiki Ind. Co., Ltd.. Active years: 1997-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuo Ohhashi. Retrieved from https://idiyas.com/inventor/tatsuo-ohhashi-b90grf44

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1997-1998

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2 patents (USPTO):Explore Patents

Title: Innovations of Tatsuo Ohhashi

Introduction

Tatsuo Ohhashi is a notable inventor based in Ogaki, Japan. He has made significant contributions to the field of friction devices, holding a total of 2 patents. His work focuses on enhancing the performance and efficiency of friction components in various applications.

Latest Patents

Ohhashi's latest patents include a "Method for manufacturing a force-receiving plate for friction device" and a "Force-receiving plate for friction device." Both patents describe a pressure-receiving plate that features an annular portion with pawls formed integrally on the inner or outer periphery. The annular portion is designed with one side having a friction surface that contacts a friction disk engaged with either a driving member or a driven member. The other side of the annular portion includes reduced-thickness portions created through crushing work, which considers the hardness and surface roughness of the friction surface. The pawls are engaged with the other of the driving member and driven member, showcasing innovative design and functionality.

Career Highlights

Throughout his career, Tatsuo Ohhashi has worked with prominent companies such as Aisin Seiki Kabushiki Kaisha and Marujun Seiki Ind. Co., Ltd. His experience in these organizations has contributed to his expertise in the development of friction devices.

Collaborations

Ohhashi has collaborated with notable coworkers, including Shigeo Takahashi and Yoshitaka Soga. Their combined efforts have likely led to advancements in the technologies they have worked on together.

Conclusion

Tatsuo Ohhashi's contributions to the field of friction devices through his patents and collaborations highlight his innovative spirit and dedication to improving technology. His work continues to influence the industry and inspire future innovations.

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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