Tsukuba, Japan

Toshinori Kato

This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignees: Kuraray Co., Ltd., Shinshu University, Yokohama National University. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinori Kato. Retrieved from https://idiyas.com/inventor/toshinori-kato

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

Calculating rank

% Patents Active = 42.9


Average Co-Inventor Count = 2.9

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Tsukuba, JP (2011 - 2015)
  • Kurashiki, JP (2021 - 2023)

Company Filing History:


Years Active: 2011-2025

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7 patents (USPTO):Explore Patents

Title: The Innovations of Toshinori Kato

Introduction

Toshinori Kato is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of polymer science, particularly in the development of innovative materials. With a total of 7 patents to his name, Kato's work has had a substantial impact on various industries.

Latest Patents

Kato's latest patents include a polyvinyl alcohol-based crosslinked copolymer. This copolymer features an unsaturated monocarboxylic acid-based structural unit, with carboxylate-forming structural units comprising between 1% and 35% by mole of the total structural units. Additionally, the solubility of this crosslinked copolymer in water is 90% or less. Another notable patent is for a water-absorbent resin and agricultural water-retaining material. This resin contains a vinyl alcohol-based polymer and exhibits a crystal melting enthalpy of more than 0 J/g in a dry state.

Career Highlights

Throughout his career, Kato has worked with esteemed organizations such as Kuraray Co., Ltd. and Yokohama National University. His experience in these institutions has allowed him to refine his expertise and contribute to groundbreaking research in polymer applications.

Collaborations

Kato has collaborated with notable colleagues, including Masahiro Baba and Hiroyuki Ohgi. These partnerships have fostered a creative environment that has led to innovative solutions in the field of polymer science.

Conclusion

Toshinori Kato's contributions to polymer science through his patents and collaborations highlight his role as a leading inventor in his field. His innovative work continues to influence various applications and 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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