Tokyo, Japan

Naoki Kaiho

This inventor holds 3 USPTO granted patents. Top assignee: Fuji Electric Co., Ltd.. Active years: 1996-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Kaiho. Retrieved from https://idiyas.com/inventor/naoki-kaiho

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 = 3.5

ph-index = 3

Forward Citations = 88(Granted Patents)


Location History:

  • Kanagawa, JP (1996)
  • Tokyo, JP (1997 - 1998)

Company Filing History:


Years Active: 1996-1998

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3 patents (USPTO):Explore Patents

Title: Naoki Kaiho: Innovator in Optical Signal Transmission

Introduction

Naoki Kaiho is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical signal transmission, holding a total of 3 patents. His work focuses on enhancing communication technologies through innovative designs.

Latest Patents

One of Naoki Kaiho's latest patents is a bidirectional optically powered signal transmission apparatus. This invention includes a control station and a field station that are optically linked by an optical fiber for both signal and power transmission. The control station sends a first light beam to a light receiver in the field station, while the field station sends a second light beam back to the control station. The first and second light beams operate at different wavelengths, enabling simultaneous bidirectional transmission. Additionally, the field station converts a portion of the first light beam into electric power to operate itself. It also demodulates an AC component superimposed on the received light to produce an AC electric signal for controlling the field station. The optical transceiver circuits in both stations include light sources, light receivers, and light splitter-couplers, with the control station's light receiver featuring an array for converting light into electric power.

Career Highlights

Naoki Kaiho is currently employed at Fuji Electric Co., Ltd., where he continues to develop innovative technologies. His work has significantly impacted the field of optical communications, making advancements that enhance the efficiency and functionality of signal transmission systems.

Collaborations

Naoki has collaborated with notable colleagues, including Nobuhiko Tsuji and Yasukazu Sano. Their combined expertise has contributed to the successful development of various projects within the company.

Conclusion

Naoki Kaiho's contributions to optical signal transmission technology demonstrate his innovative spirit and commitment to advancing communication systems. His patents reflect a deep understanding of the complexities involved in bidirectional transmission, positioning him as a key figure in the field.

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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