Isesaki, Japan

Yasushi Hirokawa

This inventor holds 2 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Denka Company Limited. Active years: 2017-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Hirokawa. Retrieved from https://idiyas.com/inventor/yasushi-hirokawa

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

USPTO Granted Patents = 2 

% Patents Active = 100.0


Average Co-Inventor Count = 3.4

ph-index = 1


Location History:

  • Isesaki, JP (2017)
  • Gunma, JP (2024)

Company Filing History:


Years Active: 2017-2024

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2 patents (USPTO):Explore Patents

Title: Yasushi Hirokawa: Innovator in Thermoplastic Resin Technology

Introduction

Yasushi Hirokawa is a notable inventor based in Isesaki, Japan. He has made significant contributions to the field of thermoplastic resin technology, holding two patents that showcase his innovative approach to material science.

Latest Patents

Hirokawa's latest patents include a thermoplastic resin sheet featuring hairlike bodies and a multilayer styrenic resin sheet. The first patent addresses the need for a sheet that provides a good tactile sensation, achieved by configuring a thermoplastic resin sheet with a base layer and regularly arranged hairlike bodies. This design ensures a continuous phase without structural boundaries between the base layer and the hairlike bodies. The second patent involves a multilayer styrenic resin sheet composed of 10 to 50 laminated layers, each made from a specific styrenic resin composition. This multilayer sheet is particularly useful for packaging materials in electronic components.

Career Highlights

Hirokawa is currently employed at Denka Company Limited, where he continues to develop innovative materials. His work has significantly impacted the industry, particularly in enhancing the tactile properties and functionality of thermoplastic materials.

Collaborations

Hirokawa collaborates with talented coworkers, including Junpei Fujiwara and Tomohiro Osawa, who contribute to his projects and innovations.

Conclusion

Yasushi Hirokawa's contributions to thermoplastic resin technology exemplify the spirit of innovation. His patents reflect a commitment to improving material properties and functionality, making him a key figure in his field.

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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