Sannohe, Japan

Katsuharu Yamada

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignees: Fujitsu Media Devices Limited, Nichicon Corporation, Fujitsu Corporation. Active years: 2006-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuharu Yamada. Retrieved from https://idiyas.com/inventor/katsuharu-yamada

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

USPTO Granted Patents = 6 

% Patents Active = 33.3

Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 55(Granted Patents)


Location History:

  • Aomori, JP (2011)
  • Sannohe, JP (2006 - 2012)

Company Filing History:


Years Active: 2006-2012

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6 patents (USPTO):Explore Patents

Title: The Innovations of Katsuharu Yamada

Introduction

Katsuharu Yamada is a notable inventor based in Sannohe, Japan. He has made significant contributions to the field of electronics, particularly in the development of electrode foils and solid electrolytic capacitors. With a total of 6 patents to his name, Yamada's work has had a considerable impact on the industry.

Latest Patents

Yamada's latest patents include innovative technologies such as an electrode foil and a method of manufacturing electrode foil. This electrode foil features a unique structure where metal particles and ceramic particles, primarily consisting of valve metal particles with a dielectric constant, are deposited on the surface of a metal foil. Additionally, he has developed a method for manufacturing a solid electrolytic capacitor. This method involves rolling an anode foil, a cathode foil, and a separator together, with the separator being a mixed fiber composed of chemical and natural fibers. The natural fiber is then degraded and removed using enzymes, allowing for the formation of an electrolytic layer composed of solid polymer between the anode and cathode foils.

Career Highlights

Throughout his career, Yamada has worked with prominent companies such as Fujitsu Media Devices Limited and Nichicon Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in electronic components.

Collaborations

Yamada has collaborated with notable coworkers, including Minoru Funahashi and Akira Ueda. Their combined expertise has fostered an environment of innovation and creativity in their projects.

Conclusion

Katsuharu Yamada's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the development of advanced electronic components, 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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