Takenobu Sunagawa

This inventor holds 6 USPTO granted patents and 9 published patent applications, plus 1 CIPO patent. Top assignee: Kaneka Corporation. Active years: 2003-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takenobu Sunagawa. Retrieved from https://idiyas.com/inventor/takenobu-sunagawa

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

USPTO Granted Patents = 6 (Patent Applications = 9)

% Patents Active = 66.7

CIPO Patents = 1 (Patent Applications = 7)

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 25(Granted Patents)

Location History:

Toyonaka, JP (2003)
Osaka, JP (2004)
Takasago, JP (2003 - 2006)

Company Filing History:

6 out of 1,773

Kaneka Corporation

patents

Years Active: 2003-2006

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7105602 - Processing aid for thermoplastic resin and thermoplastic resin composition containing the same (2006-09-12),

2. 6812264 - Foamable polyester resin composition (2004-11-02),

3. 6765033 - Expandable vinyl chloride resin composition (2004-07-20),

4. 6723762 - Foamable vinyl chloride-base resin compositions (2004-04-20),

5. 6635687 - Expandable vinyl chloride resin composition (2003-10-21),

6. 6610757 - Foamable vinyl chloride resin composition (2003-08-26),

Title: Innovations of Takenobu Sunagawa

Introduction

Takenobu Sunagawa is a notable inventor based in Takasago, Japan. He has made significant contributions to the field of thermoplastic resins, holding a total of 6 patents. His work focuses on enhancing the properties and processing of these materials, which are widely used in various industries.

Latest Patents

Sunagawa's latest patents include a "Processing aid for thermoplastic resin and thermoplastic resin composition containing the same." This invention provides a processing aid for thermoplastic resin with a weight average molecular weight ranging from 10,000 to 300,000. It is obtained by polymerizing an alkyl (meth)acrylate or a copolymerizable vinyl monomer in the presence of a mercaptan or an organic peroxide. Another significant patent is the "Foamable polyester resin composition," which comprises a polyester resin, a (meth)acrylic ester polymer, and a blowing agent, among other components. This composition is designed to enhance the performance of polyester resins in various applications.

Career Highlights

Sunagawa is currently employed at Kaneka Corporation, where he continues to innovate and develop new materials. His expertise in polymer chemistry has positioned him as a key figure in the advancement of thermoplastic technologies.

Collaborations

Some of his notable coworkers include Mamoru Kadokura and Noriko Sakashita, who collaborate with him on various projects within the company.

Conclusion

Takenobu Sunagawa's contributions to the field of thermoplastic resins demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of polymer chemistry and its applications in modern materials.

Profile summary based on public USPTO records.