Fukuroi, Japan

Youhei Kuwabara

This inventor holds 9 USPTO granted patents. Top assignees: Shizuoka Seiki Co., Ltd., Other. Active years: 1989-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youhei Kuwabara. Retrieved from https://idiyas.com/inventor/youhei-kuwabara

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

Calculating rank

% Patents Active = 88.9

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 22(Granted Patents)


Location History:

  • Fukuroi, JP (1989 - 1992)
  • Shizuoka, JP (1989 - 2003)

Company Filing History:


Years Active: 1989-2003

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9 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Youhei Kuwabara

Introduction

Youhei Kuwabara is a notable inventor based in Fukuroi, Japan. He has made significant contributions to the field of fuel cell technology, holding a total of nine patents. His work focuses on enhancing the efficiency and cost-effectiveness of gas separators used in fuel cells.

Latest Patents

One of Kuwabara's latest patents is centered on the production of gas separators for use in fuel cells. This innovative method allows for the efficient production of a separator integrated with a gas flow channel at low costs, without compromising processing accuracy. The process involves placing a plane-facing electrode nozzle opposite the face to be processed, which is partially covered with a mask. By feeding electricity to the electrode nozzle and the base material of the separator, an electrolytic solution is injected from a nearly perpendicular direction. This results in electrolytic etching of the unmasked portion, forming recessed areas that create a gas flow channel.

Career Highlights

Throughout his career, Kuwabara has worked with various companies, including Shizuoka Seiki Co., Ltd. His experience in the industry has allowed him to develop innovative solutions that address the challenges faced in fuel cell technology.

Collaborations

Kuwabara has collaborated with notable individuals in his field, including Teruo Asaoka and Haruki Sugiyama. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.

Conclusion

Youhei Kuwabara's contributions to fuel cell technology through his innovative patents demonstrate his commitment to advancing the field. His work not only enhances the efficiency of gas separators but also paves the way for future developments in sustainable energy solutions.

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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