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For the Inventor, By the Inventor

Osaka, undefined

Nec System Technologies, Ltd.


USPTO Granted Patents = 13

% Expired Patents = 84.6



Forward Citations = 16

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17 inventors (with patents filed for the assignee):

goldMedal Hirokazu Koizumi (2 out of 4 patents)

silverMedal Hiroyuki Yagyuu (2 out of 3 patents)

bronzeMedal Kenji Akiyoshi (2 out of 5 patents)

4.  Toshiyuki Kamiya (1 out of 18 patents)

5.  Ippei Kamimura (1 out of 4 patents)

6.  Tadashi Haneishi (1 out of 4 patents)

7.  Takafumi Kurokawa (1 out of 5 patents)

8.  Junichi Tamai (1 out of 2 patents)

9.  Junko Yamaji (1 out of 1 patent)

10.  Tatsugo Ukegawa (1 out of 1 patent)

11.  Mie Noda (1 out of 1 patent)

12.  Kazuo Kunieda (1 out of 1 patent)

13.  Kazuaki Hashizume (1 out of 1 patent)

14.  Hiroshi Kamiya (1 out of 38 patents)

15.  Tohru Miyazaki (1 out of 8 patents)


13 patents:

1. 8805119 - Image rendering device, image rendering method, and recording medium (2014-08-12),
2. 8736635 - Figure drawing device, anti-aliasing method, and storage medium (2014-05-27),
3. 8682064 - Building change detection apparatus, building change detection method and program (2014-03-25),
4. 8612143 - Passage determination device and passage determination method (2013-12-17),
5. 8571303 - Stereo matching processing system, stereo matching processing method and recording medium (2013-10-29),
6. 8570510 - Optical unit (2013-10-29),
7. 8433069 - Software defined radio device, and method for renewing software, and software defined radio system (2013-04-30),
8. 8237717 - Vector image drawing device, method for vector image drawing, and computer readable recording medium (2012-08-07),
9. 8237628 - Vector image drawing circuit and method for vector image drawing (2012-08-07),
10. 8218853 - Change discrimination device, change discrimination method and change discrimination program (2012-07-10),
11. 8116530 - Map change detection device, map change detection method, and program (2012-02-14),
12. 7882273 - Data transfer system, data transfer method, host apparatus and image forming apparatus (2011-02-01),
13. 7514956 - Semiconductor device (2009-04-07),
Company Overview
NEC System Technologies, Ltd., based in Osaka, specializes in advanced information technology solutions and services. The company focuses on developing innovative systems that enhance operational efficiency across various sectors, including telecommunications, public safety, and enterprise management. With a commitment to integrating cutting-edge technologies, NEC System Technologies plays a pivotal role in driving digital transformation and fostering smart infrastructure in the region and beyond.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#1 in Osaka

#3,749 in unknown

#45,039 in the World

Osaka, unknown
Osaka, undefined

Nec System Technologies, Ltd.

Forward Citations = 16

17 inventors:

goldMedal Hirokazu Koizumi (2 out of 4 patents)

silverMedal Hiroyuki Yagyuu (2 out of 3 patents)

bronzeMedal Kenji Akiyoshi (2 out of 5 patents)

4.  Toshiyuki Kamiya (1 out of 18 patents)

5.  Ippei Kamimura (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nec System Technologies, Ltd.. Retrieved from https://idiyas.com/company/nec-system-technologies

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

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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