Tokyo, Japan

Shunichi Kumagai

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Nec Corporation, Tdk Corporation. Active years: 1988-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shunichi Kumagai. Retrieved from https://idiyas.com/inventor/shunichi-kumagai

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


% Patents Active = 33.3

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 103(Granted Patents)


Company Filing History:


Years Active: 1988-2016

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3 patents (USPTO):Explore Patents

Title: Shunichi Kumagai: Innovator in Network Technology

Introduction

Shunichi Kumagai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of network technology, holding a total of 3 patents. His work focuses on improving data transmission and quality of service in communication networks.

Latest Patents

Kumagai's latest patents include a line relaying device, a TDM line detour system, and a TDM line detour control method. The line relaying device enhances the efficiency of data transmission across networks. The TDM line detour system addresses issues related to bandwidth overflow, ensuring that data is rerouted effectively when transmission speeds are compromised. The TDM line detour control method generates mapping requests to manage bandwidth overflow, facilitating seamless communication in ring networks.

Career Highlights

Throughout his career, Kumagai has worked with notable companies such as NEC Corporation and TDK Corporation. His experience in these organizations has allowed him to develop innovative solutions that address complex networking challenges.

Collaborations

Kumagai has collaborated with esteemed colleagues, including Tsutomu Koike and Tetsuo Takahashi. Their combined expertise has contributed to advancements in network technology and quality of service management.

Conclusion

Shunichi Kumagai's contributions to network technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the way data is transmitted and managed in modern communication systems.

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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