Himeji, Japan

Kouzi Tohya

This inventor holds 2 USPTO granted patents. Top assignees: 501 Daicel Chemical Industries Ltd., Daicel Chemical Industries, Ltd.. Active years: 1986-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouzi Tohya. Retrieved from https://idiyas.com/inventor/kouzi-tohya

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 = 3.0

ph-index = 2

Forward Citations = 35(Granted Patents)


Location History:

  • Himeji, JP (1986)
  • Amagasaki, JP (1989)

Company Filing History:


Years Active: 1986-1989

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2 patents (USPTO):Explore Patents

Title: Kouzi Tohya: Innovator in Photopolymerization Technology

Introduction

Kouzi Tohya is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of photopolymerization, with a focus on developing advanced compositions and initiators that enhance the properties of hardened layers.

Latest Patents

Tohya holds 2 patents that showcase his innovative work. His latest patents include a photopolymerizable composition that features a thermoplastic high molecular binder derived from specific addition polymerizable monomers, an acrylate or methacrylate derivative, and a photopolymerization initiator. This composition is designed to improve properties such as softness, stripping properties, and stripping time of the hardened layers formed. Additionally, he has developed a photopolymerization initiator comprised of thioxanthones and oxime esters, which is effectively used in photopolymerizable resin compositions.

Career Highlights

Throughout his career, Kouzi Tohya has worked with prominent companies, including Daicel Chemical Industries, Ltd. and 501 Daicel Chemical Industries Ltd. His work in these organizations has allowed him to refine his expertise in photopolymerization technologies.

Collaborations

Tohya has collaborated with notable colleagues such as Fumio Takenaka and Masanori Itoh. These partnerships have contributed to the advancement of his research and innovations in the field.

Conclusion

Kouzi Tohya's contributions to photopolymerization technology highlight his role as an influential inventor. His patents and collaborations reflect his commitment to advancing the field and improving the properties of photopolymerizable compositions.

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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