Yokkaichi, Japan

Junji Kojina

This inventor holds 2 USPTO granted patents. Top assignee: Japan Synthetic Rubber Co., Ltd.. Active years: 1994-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junji Kojina. Retrieved from https://idiyas.com/inventor/junji-kojina

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 = 4.0

ph-index = 2

Forward Citations = 18(Granted Patents)


Location History:

  • Yokkaichi, JP (1994)
  • Yokohama, JP (1996)

Company Filing History:


Years Active: 1994-1996

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2 patents (USPTO):Explore Patents

Title: Junji Kojina: Innovator in Thermoplastic Elastomer Compositions

Introduction

Junji Kojina is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of thermoplastic elastomers, showcasing his expertise through various patents. His work focuses on enhancing the properties of elastomer compositions, making them more versatile for industrial applications.

Latest Patents

Kojina holds 2 patents, with his latest innovations including a thermoplastic elastomer composition. This composition consists of a hydrogenated diene copolymer, an ionomer resin, and optionally a polyolefin resin. The unique formulation provides excellent moldability and results in molded articles that exhibit superior transparency, flexibility, mechanical strength, heat resistance, and impact resilience. Another patent involves thermoplastic resin compositions and the processes for producing them, further emphasizing his commitment to advancing material science.

Career Highlights

Kojina is associated with Japan Synthetic Rubber Co., Ltd., where he has been instrumental in developing innovative materials. His work has not only contributed to the company's portfolio but has also set new standards in the industry for thermoplastic elastomers.

Collaborations

Throughout his career, Kojina has collaborated with talented individuals such as Yoshiyuki Takezaki and Kazumi Nejigaki. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Junji Kojina's contributions to the field of thermoplastic elastomers highlight his role as a leading inventor in Japan. His patents reflect a deep understanding of material properties and their applications, paving the way for future advancements 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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