Saitama, Japan

Hiroshi Masaoka

This inventor holds 5 USPTO granted patents. Top assignee: Toray Silicone Company Limited. Active years: 1990-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Masaoka. Retrieved from https://idiyas.com/inventor/hiroshi-masaoka

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 = 2.3

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Ichihara, JP (1991)
  • Saitama, JP (1990 - 1992)

Company Filing History:


Years Active: 1990-1992

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5 patents (USPTO):Explore Patents

Title: Hiroshi Masaoka: Innovator in Organopolysiloxane Technology

Introduction

Hiroshi Masaoka is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of organopolysiloxane technology, holding a total of 5 patents. His work focuses on developing innovative compositions that enhance the performance of various materials.

Latest Patents

Masaoka's latest patents include an organopolysiloxane composition for the formation of a release film. This curable composition comprises an organopolysiloxane with higher alkenyl groups, an organohydrogenpolysiloxane crosslinker, and a platinum group metal-containing catalyst. When applied to substrates such as paper or synthetic resin films and heated, it forms a cured film that exhibits excellent release performance for tacky substances, including pressure-sensitive adhesives. Another notable patent is an adhesion promoter method that utilizes silane or polysiloxane to improve the adhesion of radiation-curable organopolysiloxane compositions to various substrates.

Career Highlights

Masaoka is currently associated with Toray Silicone Company Limited, where he continues to innovate in the field of silicone materials. His expertise has led to advancements that benefit various industries, particularly in applications requiring high-performance release films.

Collaborations

Masaoka has collaborated with notable colleagues such as Shosaku Sasaki and Yuji Hamada, contributing to the development of cutting-edge technologies in their field.

Conclusion

Hiroshi Masaoka's contributions to organopolysiloxane technology have established him as a key figure in the industry. His innovative patents and ongoing work at Toray Silicone Company Limited continue to influence advancements in 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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