Kanagawa, Japan

Masahiro Muraguchi

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 1997-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Muraguchi. Retrieved from https://idiyas.com/inventor/masahiro-muraguchi-ku3edf0x

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 = 2.4

ph-index = 2

Forward Citations = 22(Granted Patents)


Location History:

  • Kanagawa, JP (1997)
  • Yokosuka, JP (1998)

Company Filing History:


Years Active: 1997-1998

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2 patents (USPTO):Explore Patents

Title: Masahiro Muraguchi: Innovator in Active Inductor Technology

Introduction

Masahiro Muraguchi is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of electronics, particularly in the development of innovative technologies that enhance circuit performance. With a total of 2 patents to his name, Muraguchi continues to push the boundaries of engineering.

Latest Patents

Muraguchi's latest patents include an active inductor and a frequency conversion circuit with linear feedback. The active inductor is designed to provide greater inductance with low loss while maintaining a compact size. This invention utilizes a common source FET and a cascode-connected common gate FET to create unidirectional feedback. The configuration generates a frequency-independent negative resistance in series with the inductance, allowing for reduced resistance loss.

The frequency conversion circuit features at least one transistor with input and output terminals. It allows a frequency signal to be converted or a local oscillator signal to be processed. A linear feedback circuit connects the radio frequency signal and the local oscillator signal directly across the input and output terminals, enhancing the circuit's efficiency.

Career Highlights

Masahiro Muraguchi is currently employed at Nippon Telegraph and Telephone Corporation, where he applies his expertise in electronics to develop cutting-edge technologies. His work has garnered attention for its innovative approach to solving complex engineering challenges.

Collaborations

Throughout his career, Muraguchi has collaborated with notable colleagues, including Hitoshi Hayashi and Masashi Nakatsugawa. These partnerships have contributed to the advancement of various projects and innovations in the field.

Conclusion

Masahiro Muraguchi stands out as a key figure in the realm of electronics, with his inventions paving the way for future advancements. His work on active inductors and frequency conversion circuits showcases his commitment to innovation and excellence in engineering.

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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