Aichi, Japan

Kei Yoshikawa

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Riko Company Limited. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Yoshikawa. Retrieved from https://idiyas.com/inventor/kei-yoshikawa-xa5clbh0

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 = 1


Company Filing History:


Years Active: 2023

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1 patent (USPTO):Explore Patents

Title: Kei Yoshikawa: Innovator in Soundproof Technology

Introduction

Kei Yoshikawa is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of soundproofing technology. His innovative approach has led to the development of a unique soundproof member that enhances the performance of various structures.

Latest Patents

Yoshikawa holds a patent for a soundproof member designed to be mounted on a structure that includes a rotation body. This soundproof member covers at least a part of the outer peripheral surfaces of the structure. It features an integral article of an elastic member and has eccentrically located portions that possess greater thickness or density than other portions. The design allows for thick wall portions that enhance soundproofing capabilities. The elastic member is made from a polymer base material that includes a magnetic filler, which is oriented within the base material. This innovative design results in highly filled portions where the content of the magnetic filler is greater than in other areas, optimizing soundproofing efficiency.

Career Highlights

Yoshikawa is currently employed at Sumitomo Riko Company Limited, where he continues to develop and refine soundproofing technologies. His work has been instrumental in advancing the company's product offerings in this niche market.

Collaborations

Throughout his career, Kei Yoshikawa has collaborated with talented colleagues, including Koji Tomiyama and Akio Yabu. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Kei Yoshikawa's contributions to soundproof technology exemplify the impact of innovative thinking in engineering. His patent for a soundproof member showcases his commitment to enhancing structural performance through advanced materials and design.

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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