Tokyo, Japan

Masaru Miyagawa

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Miyagawa. Retrieved from https://idiyas.com/inventor/masaru-miyagawa

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


% Patents Active = 100.0


Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 2005

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1 patent (USPTO):Explore Patents

Title: Masaru Miyagawa: Innovator in Switch Gear Technology

Introduction

Masaru Miyagawa is a prominent inventor based in Tokyo, Japan. He is known for his innovative contributions to switch gear technology. His work focuses on enhancing the efficiency and compactness of electrical devices.

Latest Patents

Miyagawa holds a patent for a switch gear and method of manufacturing thereof. This invention involves molding a plurality of vacuum valves with differing functions together with an input member and an output member en bloc in a resin layer. The goal of this invention is to achieve dielectric strength without the use of SF6 gas, while also making the device more compact and reducing both the number of parts and the man hours required for molding.

Career Highlights

Miyagawa is associated with Kabushiki Kaisha Toshiba, a leading company in the technology sector. His work at Toshiba has allowed him to contribute significantly to advancements in electrical engineering and device manufacturing.

Collaborations

Miyagawa has collaborated with notable coworkers such as Yoshihiro Ito and Susumu Kinoshita. Their combined expertise has fostered innovation and development in their respective fields.

Conclusion

Masaru Miyagawa's contributions to switch gear technology exemplify the spirit of innovation in the electrical engineering sector. His patent reflects a commitment to improving device efficiency and functionality.

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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