Yokkaichi, Japan

Yoshihisa Fujinaga

This inventor holds 5 USPTO granted patents. Top assignees: Japan Synthetic Rubber Co., Ltd., Bridgestone Corporation. Active years: 1988-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihisa Fujinaga. Retrieved from https://idiyas.com/inventor/yoshihisa-fujinaga

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 = 5.3

ph-index = 4

Forward Citations = 56(Granted Patents)


Location History:

  • Yokkaichi, JP (1988 - 1992)
  • Susono, JP (1996)

Company Filing History:


Years Active: 1988-1996

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5 patents (USPTO):Explore Patents

Title: Innovations of Yoshihisa Fujinaga

Introduction

Yoshihisa Fujinaga is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced elastomer compositions. With a total of 5 patents to his name, his work has had a considerable impact on various industries.

Latest Patents

Fujinaga's latest patents include a thermoplastic elastomer composition that combines a hydrogenated diene copolymer with an ionomer resin and polyolefin resin. This innovative composition excels in moldability and results in molded articles that are transparent, flexible, and possess excellent mechanical strength, heat resistance, and impact resilience. Another significant patent is for a butadiene copolymer rubber composition, which features specific characteristics such as a defined content of vinyl bonds and a controlled molecular weight distribution. This composition is designed to enhance the performance of rubber materials in various applications.

Career Highlights

Throughout his career, Fujinaga has worked with prominent companies, including Japan Synthetic Rubber Co., Ltd. and Bridgestone Corporation. His experience in these organizations has allowed him to refine his expertise in elastomer technology and contribute to the advancement of rubber materials.

Collaborations

Fujinaga has collaborated with notable coworkers such as Tatsuo Fujimaki and Mitsuhiko Sakakibara. These partnerships have fostered innovation and have been instrumental in the development of new materials and technologies.

Conclusion

Yoshihisa Fujinaga's contributions to the field of elastomer compositions demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and their applications, making him a significant figure in the industry.

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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