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For the Inventor, By the Inventor

BOTH OF, undefined

Toyo Kogyo Co., Ltd.


USPTO Granted Patents = 264


Trademarks = 3

Forward Citations = 2,874

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352 inventors (with patents filed for the assignee):

goldMedal Tomoo Tadokoro (14 out of 29 patents)

silverMedal Shizuo Sumida (11 out of 22 patents)

bronzeMedal Kazuo Kobayashi (11 out of 11 patents)

4.  Haruo Okimoto (9 out of 44 patents)

5.  Yasuyuki Morita (9 out of 17 patents)

6.  Katsuhiko Yokooku (8 out of 15 patents)

7.  Hideki Tanaka (6 out of 13 patents)

8.  Kazuyuki Tanaka (6 out of 6 patents)

9.  Hayathugu Harasaki (6 out of 9 patents)

10.  Katsuyoshi Iida (6 out of 8 patents)

11.  Noritaka Watanabe (5 out of 5 patents)

12.  Atsushi Ueda (5 out of 31 patents)

13.  Mitsuaki Ishii (5 out of 17 patents)

14.  Hideo Shiraishi (5 out of 14 patents)

15.  Kazuo Nii (5 out of 6 patents)


Core Competencies:
Internal Gear Pump
Electromagnetic Valve
Oil Pump
Hydrogen Gas Valve
Turbocharger Control
Automobile Suspension
Exhaust Gas Recirculation
Clutch Control System
Power Steering System
Automobile Body Structure
Safety Device for Engines
Air Intake System

264 patents:

1. 10337509 - Internal gear pump (2019-07-02),
2. 10066620 - Internal gear pump (2018-09-04),
3. 9046189 - Electromagnetic valve (2015-06-02),
4. 8956133 - Vehicular internal gear type oil pump (2015-02-17),
5. 8931754 - Safety valve and electromagnetic valve (2015-01-13),
6. 8920148 - Oil pump (2014-12-30),
7. 8851869 - Internal gear pump (2014-10-07),
8. 8801559 - Vehicular power transmitting system (2014-08-12),
9. 8382063 - Electromagnetic valve (2013-02-26),
10. 8104508 - Valve device assembling structure, plug body, and manual valve (2012-01-31),
11. 7730905 - High pressure valve for hydrogen gas and decompression device for hydrogen gas (2010-06-08),
12. 7547001 - Solenoid valve device installed in gas tank (2009-06-16),
13. 7281906 - Oil pump for automatic transmission (2007-10-16),
14. 7134638 - Stop valve for gas tank (2006-11-14),
15. 5037102 - Golf club head (1991-08-06),
Toyo Kogyo Co., Ltd. is a Japanese automotive manufacturer founded in 1920. The company primarily focuses on producing automobiles, motorcycles, and powertrain components. Widely known for its brand Mazda, Toyo Kogyo has a rich history of producing innovative and high-quality vehicles. The company aims to provide customers with enjoyable, environmentally-friendly, and safe modes of transportation. With a global presence, Toyo Kogyo continues to push the boundaries of automotive technology and design.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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264 Patents

#1 in BOTH OF

#250 in J

#3,217 in the World

...
BOTH OF, undefined

Toyo Kogyo Co., Ltd.

Forward Citations = 2,874

352 inventors:

goldMedal Tomoo Tadokoro (14 out of 29 patents)

silverMedal Shizuo Sumida (11 out of 22 patents)

bronzeMedal Kazuo Kobayashi (11 out of 11 patents)

4.  Haruo Okimoto (9 out of 44 patents)

5.  Yasuyuki Morita (9 out of 17 patents)

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