Anjo, Japan

Tatsuo Tozuka

This inventor holds 1 USPTO granted patent. Top assignees: Aisin Aw Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 2000.

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

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 = 12.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: The Innovations of Tatsuo Tozuka

Introduction

Tatsuo Tozuka is a notable inventor based in Anjo, Japan. He is recognized for his contributions to the field of gear technology, particularly through his innovative patent that enhances gear performance and durability.

Latest Patents

Tozuka holds a patent for a "Soft nitrided gear and method of fabricating the same." This invention features a gear that exhibits high pitching resistance, sufficient surface hardness, and enhanced abrasion and breakage resistance. The method involves soft nitriding a material equivalent to JIS-SCM420 in a specific gas mixture, resulting in a compound layer with increased hardness and thickness. This innovation significantly reduces gear noise and improves fatigue resistance.

Career Highlights

Throughout his career, Tatsuo Tozuka has worked with prominent companies such as Aisin Aw Co., Ltd. and Toyota Jidosha Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in gear manufacturing and technology.

Collaborations

Tozuka has collaborated with notable colleagues, including Keizo Kobayashi and Kazunori Ishikawa, further enhancing his work in the field of gear innovations.

Conclusion

Tatsuo Tozuka's contributions to gear technology through his innovative patent demonstrate his significant impact on the industry. His work continues to influence advancements in gear performance and manufacturing processes.

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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