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For the Inventor, By the Inventor

Ube, Japan

Yukinori Kohama

This inventor holds 5 USPTO granted patents and 10 published patent applications. Top assignee: Ube Industries, Inc.. Active years: 1993-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukinori Kohama. Retrieved from https://idiyas.com/inventor/yukinori-kohama

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 = 3.6

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:

goldMedal5 out of 1,432 
 
Ube Industries, Inc.
 patents

Years Active: 1993-2020

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5 patents (USPTO):Explore Patents
1. 10781288 - Polyimide precursor and polyimide (2020-09-22),
2. 10174166 - Polyimide precursor, polyimide, varnish, polyimide film, and substrate (2019-01-08),
3. 9783640 - Polyimide precursor, polyimide, polyimide film, varnish, and substrate (2017-10-10),
4. 9758623 - Polyimide precursor and polyimide (2017-09-12),
5. 5273421 - Injection type molding machine for producing hollow double wall type (1993-12-28),

Title: Innovations of Yukinori Kohama

Introduction

Yukinori Kohama is a prominent inventor based in Ube, Japan. He has made significant contributions to the field of materials science, particularly in the development of polyimide precursors and films. With a total of five patents to his name, Kohama's work has had a notable impact on various applications in technology and industry.

Latest Patents

Kohama's latest patents include innovative advancements in polyimide precursors. One of his notable inventions is a polyimide precursor that includes at least one repeating unit represented by a specific chemical formula. Additionally, he has developed a polyimide precursor that comprises a repeating unit represented by another chemical formula. These inventions are crucial for the production of polyimide films and varnishes, which are widely used in electronics and other high-performance applications.

Career Highlights

Yukinori Kohama is currently employed at Ube Industries, Inc., a leading company in the chemical industry. His work at Ube Industries has allowed him to focus on the research and development of advanced materials, contributing to the company's reputation for innovation and quality.

Collaborations

Kohama has collaborated with several talented individuals in his field, including Takuya Oka and Yoshiyuki Watanabe. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Yukinori Kohama's contributions to the field of materials science, particularly through his patents on polyimide precursors, highlight his innovative spirit and dedication to advancing technology. His work continues to influence various industries, making him a notable figure in the realm of invention.

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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