Osaka, Japan

Mitsugi Yoshiyagawa

This inventor holds 3 USPTO granted patents. Top assignees: Nippon Sheet Glass Company, Limited, Kawasaki Steel Corporation, Technical Research Division. Active years: 1987-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsugi Yoshiyagawa. Retrieved from https://idiyas.com/inventor/mitsugi-yoshiyagawa

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 = 3.7

ph-index = 2

Forward Citations = 49(Granted Patents)


Location History:

  • Yokkaichi, JP (1987)
  • Osaka, JP (1989 - 1992)

Company Filing History:


Years Active: 1987-1992

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3 patents (USPTO):Explore Patents

Title: Mitsugi Yoshiyagawa: Innovator in Glass Fiber Technology

Introduction

Mitsugi Yoshiyagawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of materials science, particularly in the development of glass fibers and high-purity metallic silicon. With a total of 3 patents to his name, Yoshiyagawa's work has had a lasting impact on various industries.

Latest Patents

Yoshiyagawa's latest patents include a "Method for producing high-purity metallic silicon and apparatus therefor," which addresses the need for high-quality silicon in various applications. Additionally, he has developed "Glass fibers having low dielectric constant," which are composed of a glass with a dielectric constant of not more than 5. This innovation is crucial for applications requiring materials with specific electrical properties.

Career Highlights

Throughout his career, Mitsugi Yoshiyagawa has worked with prominent companies such as Nippon Sheet Glass Company, Limited and Kawasaki Steel Corporation, Technical Research Division. His experience in these organizations has allowed him to refine his expertise and contribute to groundbreaking advancements in material technology.

Collaborations

Yoshiyagawa has collaborated with esteemed colleagues, including Koji Yokoi and Seiichiro Manabe. These partnerships have fostered an environment of innovation and have led to the successful development of new technologies.

Conclusion

Mitsugi Yoshiyagawa's contributions to the field of glass fiber technology and high-purity metallic silicon are noteworthy. His patents and collaborations reflect his dedication to advancing material science. His work continues to influence various industries, showcasing the importance of innovation in technology.

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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