Koriyama, Japan

Toshikatsu Watanabe

This inventor holds 3 USPTO granted patents. Top assignees: Hitachi Telecom Technologies, Ltd, Hitachi Communication Technologies, Ltd.. Active years: 1999-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshikatsu Watanabe. Retrieved from https://idiyas.com/inventor/toshikatsu-watanabe

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 28(Granted Patents)


Company Filing History:


Years Active: 1999-2004

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3 patents (USPTO):Explore Patents

Title: Innovations of Toshikatsu Watanabe

Introduction

Toshikatsu Watanabe is a notable inventor based in Koriyama, Japan. He has made significant contributions to the field of telecommunications, particularly in the development of multiplexing systems and dynamic band allocation systems. With a total of 3 patents, his work has had a lasting impact on communication technologies.

Latest Patents

Watanabe's latest patents include a multiplexing system for ISDN circuits. This system integrates data terminals, voice interfaces, high-speed digital circuits, and ISDN circuits, along with a control channel interface. The design allows for efficient call control and multiplexing of voice and data information, enhancing communication capabilities. Another significant patent is the dynamic band allocation system, which divides the bands of an SD-I line into sub-rate and bit multiplex bands. This innovative approach allows for dynamic selection of trunks and channels based on demand, optimizing the use of available bandwidth.

Career Highlights

Throughout his career, Toshikatsu Watanabe has worked with prominent companies such as Hitachi Telecom Technologies, Ltd. and Hitachi Communication Technologies, Ltd. His experience in these organizations has contributed to his expertise in telecommunications and innovation.

Collaborations

Watanabe has collaborated with notable colleagues, including Makoto Oouchi and Yasuo Wada. These partnerships have fostered a collaborative environment that has led to advancements in their respective fields.

Conclusion

Toshikatsu Watanabe's contributions to telecommunications through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of communication technologies.

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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