Iwaki, Japan

Hideyuki Hashizume

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Kureha Kagaku Kogyo Kabushiki Kaisha. Active years: 1976-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideyuki Hashizume. Retrieved from https://idiyas.com/inventor/hideyuki-hashizume

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 42(Granted Patents)


Location History:

  • Iwaki, JA (1976)
  • Iwaki, JP (1980 - 1983)

Company Filing History:


Years Active: 1976-1983

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3 patents (USPTO):Explore Patents

Title: The Innovations of Hideyuki Hashizume

Introduction

Hideyuki Hashizume is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced polymer films. With a total of 3 patents to his name, Hashizume's work has garnered attention for its innovative applications.

Latest Patents

Hashizume's latest patents include a polyvinylidene fluoride film that exhibits superior dielectric strength. This film has a high dielectric strength of at least 10 MV/cm at room temperature and at least 8 MV/cm at 100°C. Additionally, he has developed a thermoplastic resin composition that comprises a rigid thermoplastic resin and an alkyl acrylate copolymer. This copolymer consists of 60 to 99.5 wt. % of a C2-C12 alkyl acrylate component, along with other components that enhance its properties.

Career Highlights

Hashizume is currently associated with Kureha Kagaku Kogyo Kabushiki Kaisha, a company known for its innovative chemical products. His work at Kureha has allowed him to explore new frontiers in polymer technology, contributing to advancements that have practical applications in various industries.

Collaborations

Throughout his career, Hashizume has collaborated with talented individuals such as Masanori Oota and Seiji Usami. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Hideyuki Hashizume's contributions to the field of materials science are noteworthy. His innovative patents and collaborations reflect his commitment to advancing technology. His work continues to influence the development of new materials that have significant industrial 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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