Tokyo, Japan

Kazuhiro Nagahara

This inventor holds 14 USPTO granted patents and 8 published patent applications and 6 EPO patents. Top assignee: Nippon Chemi-Con Corporation. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Nagahara. Retrieved from https://idiyas.com/inventor/kazuhiro-nagahara

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

USPTO Granted Patents = 14 

% Patents Active = 92.9

 

Average Co-Inventor Count = 3.5

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Tokyo, JP (2019 - 2024)
  • Kanagawa, JP (2024)

Company Filing History:


Years Active: 2019-2026

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14 patents (USPTO):Explore Patents

Title: Kazuhiro Nagahara: Innovator in Capacitor Technology

Introduction

Kazuhiro Nagahara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of capacitor technology, holding a total of 12 patents. His innovative work focuses on enhancing the performance and efficiency of capacitors, which are essential components in various electronic devices.

Latest Patents

Among his latest patents is a groundbreaking design for a capacitor that features a negative electrode foil including a carbon layer. This design incorporates a positive electrode foil, a negative electrode foil, and a separator positioned between them. The negative electrode foil is enhanced with a carbon layer, and the separator is in direct contact with this layer. The separator's density is carefully calculated to optimize performance. Another notable patent involves an electrode body that demonstrates excellent cathode side capacitance, along with an electrolytic capacitor that utilizes this advanced electrode body. The electrode body consists of a cathode foil made from a valve acting metal, which has an enlarged surface layer, and a carbon layer that is formed on this surface.

Career Highlights

Kazuhiro Nagahara is currently employed at Nippon Chemi-con Corporation, where he continues to push the boundaries of capacitor technology. His work has been instrumental in developing new methods and materials that enhance the efficiency and reliability of capacitors used in various applications.

Collaborations

Throughout his career, Nagahara has collaborated with talented individuals such as Kazuya Koseki and Kazuma Okura. These partnerships have fostered innovation and have contributed to the successful development of new technologies in the field.

Conclusion

Kazuhiro Nagahara's contributions to capacitor technology are noteworthy and reflect his dedication to innovation. His patents and collaborative efforts continue to influence the industry, paving the way for advancements in electronic components.

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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