Kawasaki, Japan

Tatsuya Kawasumi

This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignee: Fujitsu Corporation. Active years: 2006-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Kawasumi. Retrieved from https://idiyas.com/inventor/tatsuya-kawasumi

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

USPTO Granted Patents = 3 

% Patents Active = 33.3

Average Co-Inventor Count = 1.6

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Kawasaki, JP (2006 - 2012)
  • Yokohama, JP (2018)

Company Filing History:


Years Active: 2006-2018

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3 patents (USPTO):Explore Patents

Title: Tatsuya Kawasumi: Innovator in Transmission Systems

Introduction

Tatsuya Kawasumi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of transmission systems, holding a total of 3 patents. His work focuses on enhancing communication technologies, particularly in network systems.

Latest Patents

Kawasumi's latest patents include a "Transmitter and Transmission System" and a "Frame Counter Correction Apparatus, Opposing Apparatus, and Frame Counter Correction Method." The first patent describes a transmitter that operates within a transmission system, connecting multiple networks. It features a generator that identifies data areas affected by failures and transmits failure information to other transmitters. The second patent outlines a frame counter correction apparatus designed for Ethernet networks. This apparatus includes a transmission counter, an inspection frame generator, and a correction unit that calculates differences in counter values to ensure accurate frame transmission.

Career Highlights

Kawasumi is currently employed at Fujitsu Corporation, where he continues to innovate and develop advanced technologies. His work has been instrumental in improving the reliability and efficiency of communication systems.

Collaborations

Throughout his career, Kawasumi has collaborated with notable colleagues, including Kazuhiro Shibuya and Masayuki Ono. These partnerships have contributed to the advancement of their shared projects and innovations.

Conclusion

Tatsuya Kawasumi is a key figure in the field of transmission systems, with a focus on improving network communication technologies. His patents reflect 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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