Tokyo, Japan

Yoichi Kanagawa

This inventor holds 3 USPTO granted patents. Top assignee: Tdk Corporation. Active years: 1990-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Kanagawa. Retrieved from https://idiyas.com/inventor/yoichi-kanagawa

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 = 4.0

ph-index = 3

Forward Citations = 71(Granted Patents)


Location History:

  • Tokyo, JP (1990 - 1993)
  • Narita, JP (1997)

Company Filing History:


Years Active: 1990-1997

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3 patents (USPTO):Explore Patents

Title: The Innovations of Yoichi Kanagawa

Introduction

Yoichi Kanagawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technology, holding a total of 3 patents. His work focuses on developing advanced optical isolators and materials that enhance electromagnetic properties.

Latest Patents

Kanagawa's latest patents include innovative designs for optical isolators. One of his notable inventions involves an optical isolator that incorporates first and second birefringent plates with angularly different optical axes. This design allows for effective isolation of polarized light, ensuring that the forward incident polarized light passes through both plates as either ordinary or extraordinary lights. Additionally, he has developed a ferrite composition that can be fired at relatively low temperatures to create a sintered ferrite body, which is used to form chip inductors.

Career Highlights

Kanagawa is currently employed at TDK Corporation, where he continues to push the boundaries of optical technology. His work has not only contributed to the advancement of optical isolators but has also improved the mechanical strength and electromagnetic properties of materials used in various applications.

Collaborations

Throughout his career, Kanagawa has collaborated with notable colleagues, including Hideo Watanabe and Takashi Suzuki. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Yoichi Kanagawa's contributions to optical technology and materials science have established him as a key figure in his field. His innovative patents and collaborations reflect his commitment to advancing technology and improving existing systems.

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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