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Nippon Soken, Inc.

USPTO Granted Patents = 1,600

% Expired Patents = 19.8

CIPO Patents = 3

EPO Patents = 35

Forward Citations = 20,342

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1,495 inventors (with patents filed for the assignee):

Tadashi Hattori (166 out of 224 patents)

Hisasi Kawai (122 out of 126 patents)

Toshihiko Igashira (78 out of 91 patents)

4. Tokio Kohama (76 out of 87 patents)

5. Mitsuo Inagaki (74 out of 84 patents)

6. Hiroaki Yamaguchi (50 out of 59 patents)

7. Akira Kuno (49 out of 55 patents)

8. Yasuyuki Sakakibara (47 out of 48 patents)

9. Hideki Obayashi (46 out of 52 patents)

10. Taro Tanaka (43 out of 45 patents)

11. Hideaki Sasaya (42 out of 43 patents)

12. Shigeyuki Akita (41 out of 45 patents)

13. Kenji Takeda (39 out of 46 patents)

14. Toshikazu Ina (37 out of 38 patents)

15. Satosi Kuwakado (36 out of 37 patents)

Core Competencies:

Power Converter

Electric Power Transmission

Ultrasonic Object Detection

Solenoid Device

Valve Timing Controller

Vehicle Power Transmission

Gas Sensor

High Pressure Pump

Smart System

Diagnostic Device

Relay System

Communication System

1,600 patents: Sort by Forward Citations

1. 10891738 - Boundary line recognition apparatus and branch road determination apparatus (2021-01-12),

2. 10371805 - Ultrasonic object detection apparatus (2019-08-06),

3. 10332399 - Object detection apparatus (2019-06-25),

4. 10242787 - Solenoid device and solenoid system (2019-03-26),

5. 10180462 - Diagnostic device (2019-01-15),

6. 10170938 - Electric power receiving device and electric power transmission device (2019-01-01),

7. 10156633 - Sensor system, control device, and sensor (2018-12-18),

8. 10141145 - Relay apparatus having plurality of relays and relay system incorporating the relay apparatus (2018-11-27),

9. 10116182 - Electric motor storing device for hybrid vehicle (2018-10-30),

10. 10076068 - Electric power convertor (2018-09-11),

11. 10060305 - Variable valve timing apparatus (2018-08-28),

12. 10038459 - Network control device (2018-07-31),

13. 10002433 - Boundary line recognition apparatus and branch road determination apparatus (2018-06-19),

14. 9967526 - Image processing device and storage medium (2018-05-08),

15. 9960001 - Relay system (2018-05-01),

NIPPON SOKEN, INC. is a leading global automotive technology company based in Japan. With a strong focus on research, development, and innovation, NIPPON SOKEN has established itself as a trusted partner to major automakers around the world. The company specializes in advanced automotive electronics, emission control systems, and powertrain technologies, offering cutting-edge solutions for the future of mobility. By combining engineering expertise with a commitment to sustainability, NIPPON SOKEN contributes to the development of eco-friendly vehicles and the advancement of the automotive industry as a whole.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

1,600 Patents

#1 in Nishio

#147 in Japan

#626 in the World

Nippon Soken, Inc.

Forward Citations = 20,342

1,495 inventors:

Tadashi Hattori (166 out of 224 patents)

Hisasi Kawai (122 out of 126 patents)

Toshihiko Igashira (78 out of 91 patents)

4. Tokio Kohama (76 out of 87 patents)

5. Mitsuo Inagaki (74 out of 84 patents)

Please report any incorrect information to [email protected]

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