Soma, Japan

Kiyonari Hashidzume

This inventor holds 6 USPTO granted patents. Top assignees: Teijin Limited, Bayer Aktiengesellschaft, Other. Active years: 2001-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyonari Hashidzume. Retrieved from https://idiyas.com/inventor/kiyonari-hashidzume

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


% Patents Active = 50.0

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 60(Granted Patents)


Location History:

  • Hino, JP (2001 - 2002)
  • Iwakuni, JP (2005)
  • Soma, JP (2007)

Company Filing History:


Years Active: 2001-2007

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6 patents (USPTO):Explore Patents

Title: Kiyonari Hashidzume: Innovator in Thermoplastic Technologies

Introduction

Kiyonari Hashidzume is a notable inventor based in Soma, Japan. He has made significant contributions to the field of thermoplastic materials, holding a total of 6 patents. His work focuses on enhancing the properties of films and resins, making them more versatile for various applications.

Latest Patents

Among his latest patents are innovations in thermoplastic film, thermoplastic resin composition, and phyllosilicate. One of his notable inventions is a film that comprises a layered silicate cation-exchanged with an organic cation and a polyester or polycarbonate. This film is designed to have excellent mechanical properties and dimensional stability. Another significant patent involves an optical film made from an olefin-based polymer with an alicyclic group in the side chain. This film demonstrates a smaller phase difference as the wavelength decreases, showcasing its advanced optical properties.

Career Highlights

Kiyonari has worked with prominent companies, including Teijin Limited, where he has contributed to various innovative projects. His expertise in thermoplastic materials has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Kiyonari has collaborated with talented individuals such as Kaoru Iwata and Michio Yamaura. These partnerships have further enriched his work and led to the development of groundbreaking technologies.

Conclusion

Kiyonari Hashidzume's contributions to thermoplastic technologies have made a significant impact in the field. His innovative patents and collaborations highlight his dedication to advancing material science.

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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