logo

For the Inventor, By the Inventor

Otsu, Japan

Nec Kansai, Ltd.

Calculating rank
USPTO Granted Patents = 8

Forward Citations = 112

Loading Chart...
Loading Chart...

15 inventors (with patents filed for the assignee):

goldMedal Yasutada Sakamoto (1 out of 1 patent)

silverMedal Toshikazu Sugimura (1 out of 4 patents)

bronzeMedal Yoshio Takeshima (1 out of 4 patents)

4.  Hidefumi Yamamoto (1 out of 1 patent)

5.  Masaaki Yabuta (1 out of 1 patent)

6.  Masami Horiuchi (1 out of 1 patent)

7.  Yoshitaka Nakamura (1 out of 1 patent)

8.  Seiki Nakanishi (1 out of 1 patent)

9.  Kazuaki Matsumura (1 out of 1 patent)

10.  Kaoru Tenjin (1 out of 1 patent)

11.  Yoshimitsu Ishitobi (1 out of 1 patent)

12.  Fumio Nakatsuji (1 out of 1 patent)

13.  Kouhei Fujii (1 out of 1 patent)

14.  Masaaki Takahama (1 out of 1 patent)

15.  Yuji Fujita (1 out of 1 patent)


8 patents:

1. 5096450 - Method for fabricating an impregnated type cathode (1992-03-17),
2. 5029258 - Image display device and its driving method (1991-07-02),
3. 4652872 - Matrix display panel driving system (1987-03-24),
4. 4569084 - Frequency converter, especially CATV converter (1986-02-04),
5. 4500867 - Joystick controller using magnetosensitive elements with bias magnets (1985-02-19),
6. 4486817 - Method of manufacturing an electrical circuit wiring arrangement (1984-12-04),
7. 4429291 - Rotary pre-setting fine tuning device for a turret type television tuner (1984-01-31),
8. 4423438 - Projection type cathode ray tube with masking means (1983-12-27),
Company Overview
NEC Kansai, Ltd. is a subsidiary of NEC Corporation, a global leader in the integration of IT and network technologies. Based in the Kansai region of Japan, NEC Kansai specializes in research and development in various fields, including AI, cybersecurity, and telecommunications. With a strong focus on innovation, NEC Kansai is dedicated to creating cutting-edge solutions that benefit businesses and society as a whole.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

8 Patents

#2 in Otsu

#5,050 in Japan

Otsu, JP
Otsu, Japan

Nec Kansai, Ltd.

Forward Citations = 112

15 inventors:

goldMedal Yasutada Sakamoto (1 out of 1 patent)

silverMedal Toshikazu Sugimura (1 out of 4 patents)

bronzeMedal Yoshio Takeshima (1 out of 4 patents)

4.  Hidefumi Yamamoto (1 out of 1 patent)

5.  Masaaki Yabuta (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nec Kansai, Ltd.. Retrieved from https://idiyas.com/company/nec-kansai

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]
Loading…