Fukuoka, Japan

Kazunao Kusano

This inventor holds 5 USPTO granted patents and 5 published patent applications and 10 EPO patents. Top assignee: Mitsubishi Chemical Corporation. Active years: 2019-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunao Kusano. Retrieved from https://idiyas.com/inventor/kazunao-kusano

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.1

ph-index = 1

Forward Citations = 9(Granted Patents)


Location History:

  • Kitakyushu, JP (2021)
  • Fukuoka, JP (2019 - 2022)
  • Chiyoda-ku, JP (2023)

Company Filing History:


Years Active: 2019-2023

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5 patents (USPTO):Explore Patents

Title: Kazunao Kusano: Innovator in Polycarbonate Technology

Introduction

Kazunao Kusano is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the field of polycarbonate technology, holding a total of 5 patents. His work focuses on developing materials that exhibit an excellent balance of flexibility, mechanical strength, and solvent resistance.

Latest Patents

Kusano's latest patents include innovations in polycarbonate polyols and polyurethanes. One of his notable inventions is a polycarbonate polyol used as a raw material for polyurethane. This polycarbonate polyol includes structural units derived from a polyhydric alcohol and has a hydroxyl value ranging from 20 to 450 mg KOH/g. The polyhydric alcohol consists of a diol containing at least 70% by weight of a specific oxyalkylene glycol and a branched alcohol with 3 to 12 carbon atoms. Additionally, he has developed a polycarbonate diol that comprises structural units derived from specific compounds, also maintaining a hydroxyl value between 20 to 450 mg KOH/g.

Career Highlights

Kazunao Kusano is currently employed at Mitsubishi Chemical Corporation, where he continues to innovate in the field of polymer chemistry. His work has been instrumental in advancing the applications of polycarbonate materials in various industries.

Collaborations

Kusano collaborates with talented coworkers, including Yoshikazu Kanamori and Yoko Nakagawa, who contribute to his research and development efforts.

Conclusion

Kazunao Kusano's contributions to polycarbonate technology highlight his role as a leading inventor in the field. His innovative patents continue to influence the development of advanced 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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