Shizuoka, Japan

Tohru Katsumata

This inventor holds 2 USPTO granted patents. Top assignee: Polyplastics Co., Ltd.. Active years: 1993-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tohru Katsumata. Retrieved from https://idiyas.com/inventor/tohru-katsumata

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 = 1.3

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Shizuoka, JP (1993)
  • Shizuoka, both of, JP (1995)

Company Filing History:


Years Active: 1993-1995

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2 patents (USPTO):Explore Patents

Title: Tohru Katsumata: Innovator in Polyacetal Resin Technology

Introduction

Tohru Katsumata is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of polymer science, particularly in the development of polyacetal resin compositions. With a total of 2 patents to his name, Katsumata's work focuses on enhancing the properties of polyacetal resins for various applications.

Latest Patents

Katsumata's latest patents include innovative formulations aimed at reducing surface gloss while maintaining mechanical properties. One of his patents describes a polyacetal resin composition that incorporates a polyalkylene terephthalate copolymer and an isocyanate compound. This formulation allows for molded articles that exhibit exceptionally low surface gloss characteristics. Another patent focuses on a low-gloss polyacetal resin composition that includes a silicon graft copolymer, which enhances weather resistance and is suitable for applications such as automotive trim parts and electronic components.

Career Highlights

Tohru Katsumata is associated with Polyplastics Co., Ltd., a company known for its advancements in plastic materials. His work has been instrumental in developing new resin compositions that meet the demands of modern industries. His innovative approach has positioned him as a key figure in the field of polymer technology.

Collaborations

Katsumata collaborates with Nobuyuki Matsunaga, a fellow innovator in the field. Together, they work on advancing the capabilities of polyacetal resins, contributing to the ongoing evolution of materials used in various sectors.

Conclusion

Tohru Katsumata's contributions to polyacetal resin technology highlight his role as an influential inventor. His patents reflect a commitment to innovation and improvement in material properties, making a significant impact in the industry.

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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