Tokyo, Japan

Keitarou Yamagishi

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keitarou Yamagishi. Retrieved from https://idiyas.com/inventor/keitarou-yamagishi

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 106(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Keitarou Yamagishi: Innovator in Printed Circuit Board Technology

Introduction

Keitarou Yamagishi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of printed circuit board technology. His innovative work has led to the development of a unique patent that enhances the functionality of flat panel displays.

Latest Patents

Yamagishi holds a patent for a printed circuit board used for flat panel displays. This invention features signal connections through vias located on the edge side of a multilayer printed circuit board. The signal wiring of the respective layers is inclined concerning the arrangement of the through vias, which improves the overall performance of the circuit board.

Career Highlights

Keitarou Yamagishi is associated with Mitsubishi Electric Corporation, a leading company in the electronics industry. His work at Mitsubishi has allowed him to focus on advancing technology in printed circuit boards, contributing to the company's reputation for innovation.

Collaborations

Yamagishi has collaborated with talented coworkers, including Akio Gotoh and Akihiro Miura. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Keitarou Yamagishi's contributions to printed circuit board technology exemplify the spirit of innovation. His patent and work at Mitsubishi Electric Corporation highlight his role as a key figure in advancing electronic 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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