Kawasaki, Japan

Tomohiro Naganuma

This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignees: Fujitsu Corporation, 1Finity Inc.. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomohiro Naganuma. Retrieved from https://idiyas.com/inventor/tomohiro-naganuma

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 1.3

ph-index = 1


Company Filing History:


Years Active: 2023-2026

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3 patents (USPTO):Explore Patents

Title: The Innovations of Tomohiro Naganuma

Introduction: Tomohiro Naganuma is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of optical communication technology. His work focuses on enhancing the efficiency and reliability of optical transmission systems.

Latest Patents: Naganuma holds a patent for an optical transmission and reception system. This system includes an optical transmitter that converts an electrical data signal into an optical signal for transmission. Additionally, it features an optical receiver that receives the optical signal and converts it back into a data signal. The optical transmitter is equipped with a first compensator to address losses generated during transmission, while the optical receiver includes a second compensator to mitigate losses in the optical transmission line. This innovative approach enhances the overall performance of optical communication systems. He has 1 patent to his name.

Career Highlights: Naganuma is currently employed at Fujitsu Corporation, where he continues to develop cutting-edge technologies in optical communications. His work at Fujitsu has positioned him as a key player in advancing the capabilities of optical systems.

Conclusion: Tomohiro Naganuma's contributions to optical transmission technology exemplify the importance of innovation in communication systems. His patent reflects a commitment to improving data transmission efficiency, which is crucial in today's digital age.

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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