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Nec Tokin Corporation

USPTO Granted Patents = 259

% Expired Patents = 39.8

CIPO Patents = 6

EPO Patents = 25

Trademarks = 9

Forward Citations = 2,345

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291 inventors (with patents filed for the assignee):

Tomoki Nobuta (31 out of 32 patents)

Toshihiko Nishiyama (26 out of 53 patents)

Satoshi Arai (23 out of 137 patents)

4. Koji Sakata (23 out of 49 patents)

5. Katsuhiro Yoshida (23 out of 30 patents)

6. Shigeyoshi Yoshida (18 out of 36 patents)

7. Hiroshi Ono (18 out of 35 patents)

8. Teruhiko Fujiwara (17 out of 23 patents)

9. Masato Kurosaki (17 out of 20 patents)

10. Sadamu Toita (16 out of 16 patents)

11. Masaya Mitani (16 out of 16 patents)

12. Gaku Harada (16 out of 30 patents)

13. Satoshi Suzuki (15 out of 22 patents)

14. Yoshihiko Saiki (15 out of 22 patents)

15. Takayuki Inoi (15 out of 34 patents)

Core Competencies:

Solid Electrolytic Capacitor

Conductive Polymer

Noise Filter

Electromagnetic Relay

Piezoelectric Sensor

Antenna Device

Reactor

Magnetic Powder

Infrared Sensor

Multilayer Board

Soft Magnetic Alloy

Stent

259 patents: Sort by Forward Citations

1. 10192676 - Noise filter, multistage-connection LC filter, and medical instrument (2019-01-29),

2. 9716317 - Antenna device, communication module, portable electronic apparatus, and communication method using portable electronic apparatus (2017-07-25),

3. 9576726 - Electronic equipment, module, and system (2017-02-21),

4. 9544694 - Piezoelectric element, piezoelectric vibration module, and methods of manufacturing the same (2017-01-10),

5. 9468134 - Soft magnetic powder, method of manufacturing the same, noise suppression sheet using the same, and method of manufacturing the same (2016-10-11),

6. 9455092 - Electric conductive polymer suspension and method for producing the same, electric conductive polymer material, and electrolytic capacitor and method for producing the same (2016-09-27),

7. 9452594 - Electroconductive polymer composition, electroconductive polymer material, electroconductive substrate, electrode and solid electrolytic capacitor (2016-09-27),

8. 9329087 - Pyroelectric-type infrared sensor (2016-05-03),

9. 9293263 - Solid electrolytic capacitor (2016-03-22),

10. 9287028 - Alloy composition, Fe-based nano-crystalline alloy and forming method of the same (2016-03-15),

11. 9274006 - Infrared sensor (2016-03-01),

12. 9219299 - Resonator, multilayer board and electronic device (2015-12-22),

13. 9208932 - Magnetic powder, forming method thereof and magnetic sheet (2015-12-08),

14. 9205178 - Ti-Ni-Nb alloy device (2015-12-08),

15. 9183990 - Electroconductive polymer composition, electroconductive polymer material, electroconductive substrate, electrode and solid electrolytic capacitor (2015-11-10),

NEC TOKIN Corporation is a Japanese company that specializes in the development, production, and sales of electronic components and materials. With a focus on innovation, NEC TOKIN offers a wide range of products including capacitors, electric double layer capacitors, and batteries. They strive to contribute to the advancement of society through their cutting-edge technologies and solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

259 Patents

#1 in Miyagi

#591 in Japan

#3,370 in the World

Nec Tokin Corporation

Forward Citations = 2,345

291 inventors:

Tomoki Nobuta (31 out of 32 patents)

Toshihiko Nishiyama (26 out of 53 patents)

Satoshi Arai (23 out of 137 patents)

4. Koji Sakata (23 out of 49 patents)

5. Katsuhiro Yoshida (23 out of 30 patents)

Please report any incorrect information to [email protected]

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