Tokyo, Japan

Takakazu Tsuchifuji

This inventor holds 1 USPTO granted patent. Top assignee: Yoshizuka Seiki Co., Ltd.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takakazu Tsuchifuji. Retrieved from https://idiyas.com/inventor/takakazu-tsuchifuji

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 = 2.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: The Innovations of Takakazu Tsuchifuji

Introduction

Takakazu Tsuchifuji is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of powder metallurgy. His innovative approach has led to the development of a unique patent that enhances the efficiency of powder compression processes.

Latest Patents

Tsuchifuji holds a patent for a "Press for powder metallurgy." This invention includes a method of simultaneous compression of powder in a die. The design features descent speed differentially control apparatuses that allow for simultaneous compression of powder from both the upper and lower directions using an upper punch and a lower punch. The descent speed of the upper ram is transferred to the upper punch at that speed. The speed is then altered to a lower speed through a control device, which is less than the upper punch speed. This controlled lower speed is transferred to a die holder that descends simultaneously with the controlled lower speed alongside the high-speed upper punch.

Career Highlights

Tsuchifuji has dedicated his career to advancing technologies in powder metallurgy. His work has been instrumental in improving manufacturing processes and enhancing product quality. He is associated with Yoshizuka Seiki Co., Ltd., where he continues to innovate and develop new technologies.

Collaborations

Tsuchifuji collaborates with Takeshi Katagiri, a fellow innovator in the field. Their partnership has fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Takakazu Tsuchifuji's contributions to powder metallurgy through his innovative patent demonstrate his commitment to advancing manufacturing technologies. 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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