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For the Inventor, By the Inventor

Yokohama, Japan

Yoshiya Kutsuzawa

This inventor holds 8 USPTO granted patents, plus 1 CIPO patent. Top assignee: Chisso Corporation. Active years: 1986-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiya Kutsuzawa. Retrieved from https://idiyas.com/inventor/yoshiya-kutsuzawa

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

USPTO Granted Patents = 8

% Patents Active = 100.0


Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 104(Granted Patents)


Location History:

  • Yokohamashi, JP (1986 - 1990)
  • Yokohama, JP (1990)
  • Kitakyushu, JP (2000)

Company Filing History:

goldMedal8 out of 1,109 
 
Chisso Corporation
 patents

Years Active: 1986-2000

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8 patents (USPTO):Explore Patents
1. 6036971 - Coated granular pesticide method for producing the same and applications (2000-03-14),
2. 4970283 - Silicon-containing soluble polyimide precursor, its cured material, and (1990-11-13),
3. 4963635 - Processes for the production of silicon-containing polyimides (1990-10-16),
4. 4959437 - Process for producing a low thermally expansive and highly adhesive (1990-09-25),
5. 4818806 - Process for producing highly adherent silicon-containing polyamic acid (1989-04-04),
6. 4672099 - Soluble polyimide-siloxane precursor, process for producing same and (1987-06-09),
7. 4656238 - Soluble polyimide-siloxane precursor, process for producing same, and (1987-04-07),
8. 4591653 - Silicone-polyimide precursor and process for producing same (1986-05-27),

Title: Yoshiya Kutsuzawa: Innovator in Silicon-Containing Polyimides

Introduction

Yoshiya Kutsuzawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of materials science, particularly in the development of silicon-containing polyimides. With a total of 8 patents to his name, Kutsuzawa's work has had a substantial impact on various applications in technology and industry.

Latest Patents

Among his latest patents, Kutsuzawa has developed a method for producing a coated granular pesticide. This innovation aims to enhance the effectiveness and application of pesticides in agricultural practices. Additionally, he has created a silicon-containing soluble polyimide precursor, which leads to a cured material exhibiting high heat resistance, low coefficient of thermal expansion, no brittleness, and high hardness. This precursor is prepared by mixing several compounds and is designed for liquid coating and impregnation, followed by heating to achieve the desired properties.

Career Highlights

Kutsuzawa's career is marked by his dedication to advancing material technologies. His work at Chisso Corporation has allowed him to explore innovative solutions that address industry challenges. His patents reflect a commitment to improving the performance and reliability of materials used in various applications.

Collaborations

Kutsuzawa has collaborated with notable colleagues, including Kouichi Kunimune and Shiro Konotsune. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise in the field of materials science.

Conclusion

Yoshiya Kutsuzawa's contributions to the field of silicon-containing polyimides and his innovative patents demonstrate his significant role as an inventor. His work continues to influence advancements in material technologies, showcasing the importance of innovation in addressing modern challenges.

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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