Shiga, Japan

Soji Yamaguchi

This inventor holds 2 USPTO granted patents. Top assignee: Murata Manufacturing Co., Ltd.. Active years: 1987-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Soji Yamaguchi. Retrieved from https://idiyas.com/inventor/soji-yamaguchi

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 = 1.5

ph-index = 1

Forward Citations = 10(Granted Patents)


Location History:

  • Yokohama, JP (1987)
  • Shiga-ken, JP (1998)

Company Filing History:


Years Active: 1987-1998

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2 patents (USPTO):Explore Patents

Title: Soji Yamaguchi: Innovator in Flyback Transformer Technology

Introduction

Soji Yamaguchi is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of flyback transformers. With a total of 2 patents to his name, Yamaguchi's work has had a considerable impact on the technology used in various electronic devices.

Latest Patents

Yamaguchi's latest patents include innovative designs for flyback transformers. The first patent focuses on a flyback transformer where mounting pins for components protrude from the projecting jaw sections of a bobbin in a high-voltage coil section. This design includes a holder for the anode lead, which is secured to the bobbin, ensuring an efficient electrical connection. The second patent addresses a flyback transformer designed to supply DC high voltage to cathode-ray tubes, such as those used in television image receiving machines. This design incorporates a ringing removing wire connected to the secondary winding, which helps dampen ringing by forming a closed circuit with the primary winding.

Career Highlights

Soji Yamaguchi is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work at Murata has allowed him to focus on advancing transformer technology, contributing to the company's reputation for innovation and quality.

Collaborations

Yamaguchi has collaborated with notable colleagues, including Michio Ueno and Toshimi Miyagi. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of electrical engineering.

Conclusion

Soji Yamaguchi's contributions to flyback transformer technology exemplify his innovative spirit and dedication to advancing electrical engineering. His patents reflect a commitment to improving electronic device performance and reliability.

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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