Numazu, Japan

Yoshihiko Matsui

This inventor holds 2 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Japan Ae Power Systems Corporation, Meiden T&d Corporation. Active years: 2012-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiko Matsui. Retrieved from https://idiyas.com/inventor/yoshihiko-matsui-chy7i59m

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

 

Average Co-Inventor Count = 2.4

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2012-2013

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2 patents (USPTO):Explore Patents

Title: Innovations by Yoshihiko Matsui

Introduction

Yoshihiko Matsui is a notable inventor based in Numazu, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of vacuum circuit breakers. With a total of 2 patents, his work focuses on enhancing the performance and reliability of electrical systems.

Latest Patents

Matsui's latest patents include innovative designs for vacuum circuit breakers. The first patent describes a vacuum circuit breaker that extends its lifetime by reducing contact face damage between moving and fixed electrodes. This design features an insulative vacuum tube with electrodes arranged to optimize voltage withstand performance and interruption capabilities. The operation system incorporates a compression spring and an auxiliary compression spring, which enhances the initial opening speed of the moving electrode.

The second patent is for a large-capacity vacuum circuit breaker that increases current shutdown capacity. This design includes at least two vacuum circuit breaker units connected in parallel, operated by a single common unit. Each unit is equipped with vertical magnetic field generating means, which are essential for effective current shutdown operations.

Career Highlights

Throughout his career, Matsui has worked with prominent companies such as Meiden T&D Corporation and Japan AE Power Systems Corporation. His experience in these organizations has contributed to his expertise in electrical engineering and innovation.

Collaborations

Matsui has collaborated with several professionals in his field, including Kazuhiro Nagatake and Tooru Kobayashi. These collaborations have likely fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Yoshihiko Matsui's contributions to the field of electrical engineering, particularly through his patents on vacuum circuit breakers, demonstrate his commitment to innovation and improvement in electrical systems. His work continues to influence the industry and pave the way for future advancements.

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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