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For the Inventor, By the Inventor

Osaka, Japan

Takashi Umegaki

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignee: Fujitsu Corporation. Active years: 1994-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Umegaki. Retrieved from https://idiyas.com/inventor/takashi-umegaki

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

USPTO Granted Patents = 7 

% Patents Active = 42.9

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 84(Granted Patents)


Location History:

  • Yokohama, JP (2008)
  • Kawasaki, JP (2012)
  • Osaka, JP (1994 - 2016)

Company Filing History:

goldMedal7 out of 39,378 
 
Fujitsu Corporation
 patents

Years Active: 1994-2016

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7 patents (USPTO):Explore Patents
1. 9277299 - Line switching device (2016-03-01),
2. 9253553 - Transmission apparatus and switching method (2016-02-02),
3. 8564355 - Clock device (2013-10-22),
4. 8295161 - Network apparatus that determines whether data is written into buffer based on detection of a memory error (2012-10-23),
5. 7443843 - Terminal relay device and relay method (2008-10-28),
6. 5557437 - Optical terminal system having self-monitoring function (1996-09-17),
7. 5283576 - Disparity detection circuit for a 2-bit to 4-bit coded signal decoder (1994-02-01),

Title: Takashi Umegaki: Innovator in Line Switching Technology

Introduction

Takashi Umegaki is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of telecommunications, particularly in line switching devices. With a total of 7 patents to his name, Umegaki continues to push the boundaries of innovation in his industry.

Latest Patents

Umegaki's latest patents include a line switching device and a transmission apparatus with an advanced switching method. The line switching device features multiple input ports for signal input, including first and second input ports, and a branch unit that efficiently manages signal processing. The transmission apparatus is designed to assign numbers to groups of concatenation information, allowing for effective retrieval and regeneration of data. These inventions showcase Umegaki's expertise in creating sophisticated solutions for modern communication challenges.

Career Highlights

Umegaki is currently employed at Fujitsu Corporation, where he has been instrumental in developing cutting-edge technologies. His work has not only advanced the capabilities of telecommunications systems but has also contributed to the overall growth of the industry. Umegaki's innovative spirit and dedication to his craft have earned him recognition among his peers.

Collaborations

Throughout his career, Umegaki has collaborated with notable colleagues such as Shigeo Tani and Shosaku Yamasaki. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

In summary, Takashi Umegaki is a distinguished inventor whose work in line switching technology has made a lasting impact on the telecommunications industry. His innovative patents and collaborations reflect his commitment to advancing technology and improving 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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