Kashiwara, Japan

Koshiro Yamakawa

This inventor holds 1 USPTO granted patent. Top assignee: Koyo Seiko Company, Ltd.. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koshiro Yamakawa. Retrieved from https://idiyas.com/inventor/koshiro-yamakawa

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


Average Co-Inventor Count = 14.0

ph-index = 1


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: The Innovations of Koshiro Yamakawa

Introduction

Koshiro Yamakawa is a notable inventor based in Kashiwara, Japan. He has made significant contributions to the field of engineering, particularly in the design of mechanical components. His innovative work has led to the development of a patented technology that enhances the performance of machinery.

Latest Patents

Yamakawa holds a patent for a tapered roller bearing and final reduction gear. This invention includes an outer race with an outer raceway surface, an inner race featuring an inner raceway surface and a larger collar surface that is concave. The design incorporates tapered rollers positioned between the outer and inner races. Each tapered roller has a tapered surface and a larger end surface that is convex and corresponds to the larger collar surface. This innovative design improves the efficiency and durability of mechanical systems.

Career Highlights

Koshiro Yamakawa is associated with Koyo Seiko Company, Ltd., where he has contributed to various engineering projects. His expertise in mechanical design has been instrumental in advancing the company's product offerings. Yamakawa's work is characterized by a commitment to innovation and quality.

Collaborations

Throughout his career, Yamakawa has collaborated with talented individuals such as Hiroshi Ueno and Kazutoshi Toda. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Koshiro Yamakawa's contributions to the field of engineering, particularly through his patented tapered roller bearing, exemplify the spirit of innovation. His work continues to influence the design and functionality of mechanical components in various applications.

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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