Tama, Japan

Yoshikatsu Iizuka

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Mitsumi Electric Company Ltd.. Active years: 1976-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikatsu Iizuka. Retrieved from https://idiyas.com/inventor/yoshikatsu-iizuka

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Tama, JA (1976)
  • Tama, JP (1980)

Company Filing History:


Years Active: 1976-1980

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2 patents (USPTO):Explore Patents

Title: Innovations of Yoshikatsu Iizuka

Introduction

Yoshikatsu Iizuka is a notable inventor based in Tama, Japan. He has made significant contributions to the field of electronics, particularly in the development of miniature variable capacitors. With a total of 2 patents to his name, Iizuka's work showcases his expertise and innovative spirit.

Latest Patents

Iizuka's latest patents include a miniature variable capacitor that features a base plate with stator support poles and a rotor shaft. This design allows for efficient operation and integration into various electronic devices. His second patent focuses on a method of manufacturing a miniature variable capacitor, which involves the use of stator and rotor plate groups, elastic spacers, and a thin film of dielectric material. This innovative approach enhances the performance and reliability of the capacitors.

Career Highlights

Yoshikatsu Iizuka is currently employed at Mitsumi Electric Company Ltd., where he continues to push the boundaries of technology. His work has been instrumental in advancing the capabilities of electronic components, particularly in the realm of capacitors.

Collaborations

Iizuka has collaborated with notable colleagues such as Shigeyoshi Odagiri and Michio Nuka. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Yoshikatsu Iizuka's contributions to the field of electronics, particularly through his patents on miniature variable capacitors, highlight his role as a leading inventor. His work at Mitsumi Electric Company Ltd. and collaborations with other professionals further emphasize his impact on the industry.

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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