Ohi, Japan

Tadashi Sezume

This inventor holds 2 USPTO granted patents. Top assignees: Tonen Sekiyagaku Kabushiki Kaisha, Tonen Sekiyukagaku Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Sezume. Retrieved from https://idiyas.com/inventor/tadashi-sezume-hal8kfh2

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 7.5

ph-index = 2

Forward Citations = 30(Granted Patents)


Location History:

  • Ohi, JP (1991)
  • Ooi, JP (1991)

Company Filing History:


Years Active: 1991

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2 patents (USPTO):Explore Patents

Title: The Innovations of Tadashi Sezume

Introduction

Tadashi Sezume is a notable inventor based in Ohi, Japan. He has made significant contributions to the field of polymer science, particularly in the development of modified polypropylene and thermoplastic resin compositions. With a total of 2 patents, his work has had a considerable impact on material engineering.

Latest Patents

Sezume's latest patents include a method of producing modified polypropylene. This method involves graft-polymerizing a propylene random copolymer containing an unconjugated diene comonomer with a monomer having an unsaturated bond by a radical method. Another significant patent is for a thermoplastic polyolefin-polycarbonate composition. This composition features a well-balanced combination of polycarbonate and polyolefin, along with various additional components that enhance its properties.

Career Highlights

Throughout his career, Tadashi Sezume has worked with prominent companies such as Toyota Motor Corporation and Tonen Sekiyukagaku Co., Ltd. His experience in these organizations has allowed him to refine his expertise in polymer technology and innovation.

Collaborations

Sezume has collaborated with talented individuals in his field, including Takashi Mikami and Mayako Ogata. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Tadashi Sezume's contributions to polymer science through his innovative patents and collaborations highlight his importance in the field. His work continues to influence the development of advanced materials in various industries.

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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