Hyogo, Japan

Motoshi Ishikura

This inventor holds 2 USPTO granted patents. Top assignee: Daicel Chemical Industries, Ltd.. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motoshi Ishikura. Retrieved from https://idiyas.com/inventor/motoshi-ishikura

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 = 2.7

ph-index = 2

Forward Citations = 33(Granted Patents)


Location History:

  • Hyogo, JP (1993)
  • Hiroshima, JP (1994)

Company Filing History:


Years Active: 1993-1994

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2 patents (USPTO):Explore Patents

Title: Motoshi Ishikura: Innovator in Polyimide Foam Technology

Introduction

Motoshi Ishikura is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of materials science, particularly in the development of polyimide foams. With a total of 2 patents to his name, Ishikura's work has garnered attention for its innovative approaches and practical applications.

Latest Patents

Ishikura's latest patents include a process for the preparation of polyimide foam and a process for preparing modified porous membranes. The polyimide foam is created by heating a mixture that comprises an alkyl ester of 4,4'-oxydiphthalic acid and a diamine at temperatures ranging from 60°C to 350°C. This foam is characterized by its elasticity, flame-retardant properties, and excellent resistance to both acid and alkali.

Career Highlights

Motoshi Ishikura is currently associated with Daicel Chemical Industries, Ltd., where he continues to push the boundaries of material innovation. His work has not only advanced the understanding of polyimide materials but has also opened new avenues for their application in various industries.

Collaborations

Ishikura has collaborated with esteemed colleagues such as Tadaaki Miyano and Nobuyuki Watanabe, contributing to a rich environment of innovation and research.

Conclusion

Motoshi Ishikura's contributions to the field of polyimide foam technology exemplify the impact of dedicated inventors in advancing material science. His innovative patents and collaborations highlight the importance of teamwork in achieving groundbreaking results.

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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