Tokyo, Japan

Matsuichi Yamada

This inventor holds 4 USPTO granted patents. Top assignees: Kokusai Denshin Denwa Kabushiki Kaisha, Kokusai Denshin Denwa Co., Ltd., Mitsubishi Denki Kabushiki Kaisha. Active years: 1982-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Matsuichi Yamada. Retrieved from https://idiyas.com/inventor/matsuichi-yamada

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 = 4.9

ph-index = 3

Forward Citations = 45(Granted Patents)


Location History:

  • Yokohama, JP (1982 - 1983)
  • Tokyo, JP (1982 - 1985)

Company Filing History:


Years Active: 1982-1985

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4 patents (USPTO):Explore Patents

Title: Matsuichi Yamada: Innovator in Waveguide Technology

Introduction

Matsuichi Yamada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of waveguide technology, holding a total of 4 patents. His innovative designs have advanced the capabilities of communication systems.

Latest Patents

Yamada's latest patents include the "Beam Waveguide Feeder" and the "Cross Polarization Compensation System." The Beam Waveguide Feeder features a feed horn, a pair of revolvable paraboloidal reflectors, and at least one plane reflector arranged to form a path for an electric wave. This design allows the feed horn to remain fixed while its equivalent can be moved and turned in any direction. The Cross Polarization Compensation System converts an input elliptically polarized wave into a defined elliptically polarized wave using a first rotatable differential phase shifter.

Career Highlights

Throughout his career, Matsuichi Yamada has worked with notable companies such as Kokusai Denshin Denwa Kabushiki Kaisha and Kokusai Denshin Denwa Co., Ltd. His work has been instrumental in developing advanced communication technologies.

Collaborations

Yamada has collaborated with esteemed colleagues, including Hiroshi Kurihara and Noboru Baba. Their combined expertise has contributed to the success of various projects in the field.

Conclusion

Matsuichi Yamada's innovative work in waveguide technology has left a lasting impact on the industry. His patents and collaborations continue to influence advancements in communication systems.

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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