Kawasaki, Japan

Hiroyuki Deguchi

This inventor holds 10 USPTO granted patents. Top assignees: Fujitsu Corporation, Nippon Telegraph and Telephone Corporation. Active years: 1998-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Deguchi. Retrieved from https://idiyas.com/inventor/hiroyuki-deguchi-uletwf9o

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

Calculating rank

% Patents Active = 60.0

Average Co-Inventor Count = 3.2

ph-index = 5

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 1998-2010

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10 patents (USPTO):Explore Patents

Title: Hiroyuki Deguchi: Innovator in Optical Communication Systems

Introduction

Hiroyuki Deguchi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of optical communication, holding a total of 10 patents. His work focuses on enhancing the reliability and efficiency of optical transmission systems.

Latest Patents

One of Hiroyuki Deguchi's latest patents is an automatic power restoring method and optical communication system. This invention provides a reliable way to detect continuity by dissolving a line fault, allowing for the restoration of optical power. The method is particularly effective in structures that include an optical amplification medium on an optical transmission path. The system transmits a pilot signal with a low transmission rate, which is set based on the loss wavelength characteristics of the optical fiber and the amplification medium. This innovative approach ensures that when a line fault occurs, continuity detection is performed, and the power state is automatically restored to its normal operational level.

Career Highlights

Hiroyuki Deguchi has worked with notable companies such as Fujitsu Corporation and Nippon Telegraph and Telephone Corporation. His experience in these organizations has contributed to his expertise in optical communication technologies.

Collaborations

Hiroyuki has collaborated with several professionals in his field, including Shinichirou Harasawa and Shin-ichirou Harasawa. These collaborations have further enriched his work and innovations in optical communication systems.

Conclusion

Hiroyuki Deguchi's contributions to optical communication technology demonstrate his commitment to innovation and reliability in the field. His patents and career achievements reflect his significant impact on the industry.

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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