Kanagawa, Japan

Yasutami Matsumoto

This inventor holds 3 USPTO granted patents. Top assignee: Nsk Corporation. Active years: 2001-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutami Matsumoto. Retrieved from https://idiyas.com/inventor/yasutami-matsumoto

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 = 2.0

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2001-2002

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3 patents (USPTO):Explore Patents

Title: Yasutami Matsumoto: Innovator in Transmission Technology

Introduction

Yasutami Matsumoto is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced transmission systems. With a total of 3 patents to his name, Matsumoto continues to push the boundaries of innovation.

Latest Patents

Matsumoto's latest patents include a Toroidal-type continuously variable transmission. This invention features an inner surface of the input side disk composed of a near-inside-diameter portion, known as a first arc surface, and a near-outside-diameter portion, referred to as a second arc surface. These surfaces are designed to connect smoothly, with the first arc surface formed as a single arc whose radius of curvature is R. The second arc surface is recessed in the axial direction of the input side disk, extending further than the single arc, and is shaped to have a spiral curve.

Another significant patent is the phase adjusting method and recess machining apparatus and method. This method involves holding a workpiece that includes an end face formed symmetrically around its axis, along with multiple recesses formed concavely from the end face. The phase adjusting method allows for precise positioning of each recess around the axis of the workpiece by detecting their positions and calculating the necessary rotation angle for accurate alignment.

Career Highlights

Matsumoto is currently employed at NSK Corporation, where he applies his expertise in engineering and innovation. His work at NSK has allowed him to develop cutting-edge technologies that enhance the performance and efficiency of various mechanical systems.

Collaborations

Throughout his career, Matsumoto has collaborated with talented individuals such as Tohru Sakaguchi and Yuko Kamamura. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of innovative solutions.

Conclusion

Yasutami Matsumoto is a distinguished inventor whose work in transmission technology has made a lasting impact on the field. His innovative patents and collaborations reflect his commitment to advancing engineering practices.

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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