Tokyo, Japan

Seiji Tsuchiya

This inventor holds 2 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignee: Mitsubishi Chemical Corporation. Active years: 2019-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Tsuchiya. Retrieved from https://idiyas.com/inventor/seiji-tsuchiya-d5q2ymjw

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0


Average Co-Inventor Count = 2.4

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Yokohama, JP (2019)
  • Tokyo, JP (2021)

Company Filing History:


Years Active: 2019-2021

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2 patents (USPTO):Explore Patents

Title: Seiji Tsuchiya: Innovator in Molding Materials

Introduction

Seiji Tsuchiya is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced molding materials. With a focus on enhancing the properties of composite materials, Tsuchiya has secured a total of 2 patents that showcase his innovative approach.

Latest Patents

Tsuchiya's latest patents include a molding material, sheet molding compound, and fiber-reinforced composite material. The first patent addresses the challenge of excessive thickening over time while maintaining sufficient initial thickening through an isocyanate-based thickener. This invention is particularly beneficial for applications involving aromatic vinyl compounds like styrene, as it suppresses the decrease in flowability during molding. The second patent outlines a method for producing a polymer, which includes specific steps to enhance the efficiency and quality of the polymerization process.

Career Highlights

Seiji Tsuchiya is currently associated with Mitsubishi Chemical Corporation, where he continues to push the boundaries of material innovation. His work has not only contributed to the company's portfolio but has also advanced the industry standards for molding materials.

Collaborations

Throughout his career, Tsuchiya has collaborated with notable colleagues, including Shinichi Maeda and Yukichi Konami. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise in the field of materials science.

Conclusion

Seiji Tsuchiya's contributions to the development of molding materials and polymers highlight his role as a key innovator in the industry. His patents reflect a commitment to improving material properties and advancing technology in composite materials.

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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