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For the Inventor, By the Inventor

Tokyo, Japan

Tsutomu Kitamura

This inventor holds 9 USPTO granted patents. Top assignees: Nec Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 1981-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Kitamura. Retrieved from https://idiyas.com/inventor/tsutomu-kitamura

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

USPTO Granted Patents = 9

% Patents Active = 44.4

Average Co-Inventor Count = 1.3

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Minato-ku, JP (2009 - 2011)
  • Tokyo, JP (1981 - 2012)

Company Filing History:

goldMedal5 out of 36,684 
 
Nec Corporation
 patents
silverMedal4 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 1981-2012

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9 patents (USPTO):Explore Patents
1. 8179806 - Device, method, and program for estimating quality-degraded location of communication network, and communication network system (2012-05-15),
2. 8155075 - Wireless communication system, mobile station and handover control method (2012-04-10),
3. 8037174 - Signaling server, data communication system, signaling processing proxy method and program (2011-10-11),
4. 7596085 - Access network system and method of moving internal network relay devices (2009-09-29),
5. 7292857 - Mobile station, radio communication system, base station switching control method, program, and recording medium (2007-11-06),
6. 5440353 - Display monitor including moire cancellation circuit (1995-08-08),
7. 5430502 - Apparatus for eliminating moire pattern effects resulting from the use (1995-07-04),
8. 4954784 - Phase adjustment circuit (1990-09-04),
9. 4303944 - Television receiver compatible with both American and European systems (1981-12-01),

Title: Tsutomu Kitamura: Innovator in Communication Technology

Introduction

Tsutomu Kitamura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of communication technology, holding a total of 9 patents. His work focuses on enhancing the efficiency and reliability of communication networks.

Latest Patents

Among his latest patents is a device, method, and program for estimating the quality-degraded location of a communication network. This innovation allows for high-accuracy estimations based on flow quality information, particularly in scenarios involving multi-path routing and load distribution routing. Another notable patent involves a wireless communication system designed to secure processing capabilities for data communication while preventing packet loss. This system reduces the load on mobile stations during handovers, ensuring seamless connectivity.

Career Highlights

Throughout his career, Tsutomu Kitamura has worked with notable companies such as NEC Corporation and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced communication technologies.

Collaborations

He has collaborated with esteemed colleagues, including Masao Yamazaki and Masayoshi Kobayashi, further enriching his innovative endeavors.

Conclusion

Tsutomu Kitamura's contributions to communication technology have significantly impacted the industry. His innovative patents and collaborations reflect his dedication to advancing the field.

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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