Tokyo, Japan

Kazuhiko Okubo

This inventor holds 3 USPTO granted patents and 3 EPO patents. Top assignees: Mitsui Chemicals, Inc., Mitsui Chemicals & Skc Polyurethanes Inc.. Active years: 2000-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Okubo. Retrieved from https://idiyas.com/inventor/kazuhiko-okubo

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 = 5.6

ph-index = 1

Forward Citations = 12(Granted Patents)


Location History:

  • Kanagawa-ken, JP (2000)
  • Minato-ku, JP (2015)
  • Tokyo, JP (2019)

Company Filing History:


Years Active: 2000-2019

Loading Chart...
Loading Chart...
3 patents (USPTO):Explore Patents

Title: Kazuhiko Okubo: Innovator in Polyurethane Foam Technology

Introduction

Kazuhiko Okubo is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of polyurethane foam technology. With a total of 3 patents to his name, Okubo's work focuses on enhancing the properties and production processes of polyurethane foams.

Latest Patents

Okubo's latest patents include a composition for polyurethane foam, a preparation for polyurethane foam, and a polymer polyol preparation for polyurethane foam. These inventions are designed to exhibit high coloration and discoloration inhibition properties over extended storage periods. The composition comprises several key components, including at least one polyol, a compound with a P-N bond, an antioxidant with a hydroxyphenyl group, an acid or its salt, a catalyst for polyurethane foam production, and a blowing agent. Additionally, he has developed methods for treating isocyanate residue and carbonate, which involve thermal decomposition reactions and high-pressure/high-temperature water treatments.

Career Highlights

Throughout his career, Kazuhiko Okubo has worked with notable companies such as Mitsui Chemicals, Inc. and Mitsui Chemicals & SKC Polyurethanes Inc. His experience in these organizations has allowed him to refine his expertise in polyurethane technology and contribute to innovative solutions in the industry.

Collaborations

Okubo has collaborated with several professionals in his field, including Shinsuke Matsumoto and Tsukuru Izukawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Kazuhiko Okubo's contributions to polyurethane foam technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and production processes, making him a valuable figure in the field.

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]
Loading…