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Nichicon Corporation

USPTO Granted Patents = 37

% Expired Patents = 16.2

EPO Patents = 18

Trademarks = 6

Forward Citations = 186

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83 inventors (with patents filed for the assignee):

Shigeo Ohkuma (6 out of 6 patents)

Takashi Mori (4 out of 9 patents)

Yasuyuki Murakami (4 out of 4 patents)

4. Mitsuru Yoneda (3 out of 3 patents)

5. Takamasa Mitsuya (3 out of 3 patents)

6. Minoru Funahashi (3 out of 7 patents)

7. Takaya Sakai (2 out of 2 patents)

8. Hiroyuki Sumimura (2 out of 2 patents)

9. Yuki Katayama (2 out of 2 patents)

10. Masaya Nishi (2 out of 2 patents)

11. Taisuke Kasahara (2 out of 6 patents)

12. Keiichiro Mizuta (2 out of 9 patents)

13. Shinsuke Tachizaki (2 out of 2 patents)

14. Hironobu Hashimoto (2 out of 7 patents)

15. Takayuki Ueda (2 out of 2 patents)

Core Competencies:

Capacitor

Electrolytic Capacitor

Charging System

Power Supply

Busbar Structure

Solid Electrolytic Capacitor

Wireless Electrical Transfer

Power Semiconductor Module

Metalized Film Capacitor

Pressure Valve

Ionic Compound

37 patents: Sort by Forward Citations

1. 12712132 - CAPACITOR (2026-08-18),

2. 12592343 - Composite capacitor (2026-03-31),

3. 12100556 - Capacitor and method for manufacturing same (2024-09-24),

4. 12087508 - Capacitor with fixing bus bar and capacitor case including rib for securing strength of the capacitor (2024-09-10),

5. 12074450 - Wireless electrical transfer with zero voltage switching power supply apparatus (2024-08-27),

6. 12062496 - Capacitor (2024-08-13),

7. 11942275 - Busbar structure for capacitor (2024-03-26),

8. 11901129 - Busbar structure for capacitor (2024-02-13),

9. 11527915 - Wireless electrical transfer with zero voltage switching power supply apparatus (2022-12-13),

10. 10672565 - Electronic component (2020-06-02),

11. 10586656 - Pressure valve and electrolytic capacitor (2020-03-10),

12. 10343539 - Power supply device for supplying electricity to a load utilizing electric power of a storage-battery-equipped vehicle (2019-07-09),

13. 10300802 - Charging system and charging start control method (2019-05-28),

14. 10093193 - Charging system (2018-10-09),

15. 10040364 - Charging apparatus (2018-08-07),

Nichicon Corporation, headquartered in Kyoto, Japan, specializes in the development and manufacturing of capacitors and other electronic components. The company is recognized for its innovations in energy storage solutions, particularly in the fields of power electronics and renewable energy applications. Nichicon's expertise extends to various sectors, including automotive, industrial, and consumer electronics, where it contributes to advancements in efficiency and performance through its cutting-edge technologies.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Nichicon Corporation

37 Patents

#74 in Kyoto 615-0031

#2,052 in Japan

#18,238 in the World

Nichicon Corporation

Forward Citations = 186

83 inventors:

Shigeo Ohkuma (6 out of 6 patents)

Takashi Mori (4 out of 9 patents)

Yasuyuki Murakami (4 out of 4 patents)

4. Mitsuru Yoneda (3 out of 3 patents)

5. Takamasa Mitsuya (3 out of 3 patents)

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