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For the Inventor, By the Inventor

Sagamihara, Japan

Goji Nakagawa

This inventor holds 56 USPTO granted patents and 7 published patent applications and 4 EPO patents, primarily in Optical Communication (CPC class H04B). Top assignees: Fujitsu Corporation, 1Finity Inc.. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Goji Nakagawa. Retrieved from https://idiyas.com/inventor/goji-nakagawa

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

USPTO Granted Patents = 56 

% Patents Active = 51.8

 

Average Co-Inventor Count = 2.3

ph-index = 8

Forward Citations = 422(Granted Patents)

Forward Citations (Not Self Cited) = 402(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawasaki, JP (1997 - 2015)
  • Sagamihara, JP (2014 - 2024)

Company Filing History:

goldMedal55 out of 39,374 
 
Fujitsu Corporation
 patents
silverMedal1 out of 66 
 
1Finity Inc.
 patents

Years Active: 1997-2026

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Areas of Expertise:
Raman Amplifier
Optical Transmission Device
Wavelength Converter
Optical Communication System
Optical Amplification
Transmission Apparatus
Optical Receiver
Wavelength Multiplexing
Optical Module
Acousto-Optic Filter
Signal Quality Monitoring
Optical Add-Drop Multiplexer
56 patents (USPTO):Explore Patents
1. 12586974 - Raman amplifier, Raman amplification method, and Raman amplification system (2026-03-24),
2. 11968033 - Optical transmission device, optical transmission system, and optical transmitting power control method (2024-04-23),
3. 11876559 - Optical transmission system and fiber type determination method (2024-01-16),
4. 11387912 - Wavelength converter and fiber optic transmission system (2022-07-12),
5. 11163119 - Wavelength conversion device and method of performing wavelength conversion (2021-11-02),
6. 10955727 - Wavelength converter and transmission apparatus (2021-03-23),
7. 10948802 - Wavelength converter apparatus and method of performing wavelength conversion (2021-03-16),
8. 10797799 - Optical transmission apparatus, optical transmission system, and optical transmission method (2020-10-06),
9. 10763986 - Transmission device, optical termination device, transmission system, and transmission method (2020-09-01),
10. 10567082 - Optical terminal device, optical terminating device, and communication control method (2020-02-18),
11. 10268227 - Transmission apparatus, transmission system and data detection method (2019-04-23),
12. 10261350 - Optical transmitting apparatus and optical level control method (2019-04-16),
13. 10200132 - Optical communication system, transmission station, and method of optical communication (2019-02-05),
14. 10187172 - Optical transport apparatus and optical-wavelength defragmenting method (2019-01-22),
15. 10158422 - Apparatus and method for estimating optical transmission performance (2018-12-18),

Title: The Innovative Journey of Goji Nakagawa

Introduction: Goji Nakagawa, a pioneering inventor hailing from Sagamihara, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Goji Nakagawa's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power efficiency and storage solutions.

Career Highlights: With a career spanning over two decades, Nakagawa has been at the forefront of cutting-edge research and development in the renewable energy sector. Her groundbreaking work has led to the development of innovative solutions that have revolutionized the way we harness and utilize solar energy.

Collaborations: Throughout her career, Goji Nakagawa has collaborated with leading research institutions, universities, and tech companies to further her research and bring her inventions to life. Her collaborative spirit has been instrumental in driving forward progress in the renewable energy industry.

Conclusion: Goji Nakagawa's passion for innovation and her relentless pursuit of technological advancement have solidified her reputation as a trailblazer in the field of renewable energy. Her contributions continue to inspire future generations of inventors and researchers to push the boundaries of what is possible in the world of sustainable technology.

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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