Kawanishi, Japan

Seiji Yamaguchi

This inventor holds 1 USPTO granted patent. Top assignees: Elmo Company, Limited, Times Corporation Ltd.. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Yamaguchi. Retrieved from https://idiyas.com/inventor/seiji-yamaguchi-2r54nof2

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

Calculating rank

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2010

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1 patent (USPTO):Explore Patents

Title: Seiji Yamaguchi: Innovator in Video Magnification Technology

Introduction

Seiji Yamaguchi is a notable inventor based in Kawanishi, Japan. He is recognized for his contributions to the field of video magnification technology, particularly through his innovative patent that enhances the reading experience for users.

Latest Patents

Yamaguchi holds a patent for a "Video Magnifier with Irradiating Pointer." This device includes a body with a base and a table where an object to be read is placed. A video camera is positioned above the table, and an illumination lamp is used to light the object. The unique feature of this magnifier is the pointer that irradiates a specific part of the object being photographed. In synchronization with the pointer's irradiation, the illuminance of the lamp is reduced, allowing for a clearer view of the object on the monitor television that displays the video image.

Career Highlights

Throughout his career, Seiji Yamaguchi has worked with reputable companies, including Elmo Company, Limited and Times Corporation Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Yamaguchi has collaborated with Katsuya Mizukami, further enhancing his work in the field of video magnification.

Conclusion

Seiji Yamaguchi's contributions to video magnification technology demonstrate his innovative spirit and commitment to improving accessibility for users. His patent reflects a significant advancement in the way individuals can interact with visual information.

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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