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Jatco Corporation

USPTO Granted Patents = 1,022

EPO Patents = 328

Forward Citations = 4,686

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883 inventors (with patents filed for the assignee):

Hiroyasu Tanaka (56 out of 207 patents)

Seiichiro Takahashi (45 out of 47 patents)

Mamiko Inoue (39 out of 40 patents)

4. Naonori Iizuka (37 out of 37 patents)

5. Hideshi Wakayama (36 out of 36 patents)

6. Takuichiro Inoue (31 out of 32 patents)

7. Ryousuke Nonomura (27 out of 28 patents)

8. Yoshihisa Kodama (26 out of 29 patents)

9. Tatsuo Ochiai (25 out of 39 patents)

10. Tomoaki Honma (24 out of 26 patents)

11. Keichi Tatewaki (24 out of 24 patents)

12. Hironori Miyaishi (22 out of 22 patents)

13. Masahiro Hamano (22 out of 22 patents)

14. Tetsuya Izumi (22 out of 22 patents)

15. Yoshinobu Kawamoto (22 out of 31 patents)

Core Competencies:

Power Transmission Device

Control Device

Hydraulic Circuit

Motor Unit

Gear Mechanism

Vehicle Control Device

Lubricant Guiding Structure

Continuously Variable Transmission

Hydraulic Control Device

Oil Pressure Supply Device

Wet-Type Friction Engaging Device

Heat Exchange Apparatus

1,022 patents: Sort by Forward Citations

1. 12504065 - Power transmission device (2025-12-23),

2. 12486896 - Control device for transmission (2025-12-02),

3. 12486892 - Transmission (2025-12-02),

4. 12486891 - Power transmission device (2025-12-02),

5. 12480573 - Power transmission device (2025-11-25),

6. 12479287 - Motor case combination unit (2025-11-25),

7. 12473968 - Motor unit (2025-11-18),

8. 12473933 - Hydraulic circuit (2025-11-18),

9. 12416355 - Power transmission device (2025-09-16),

10. 12416353 - Case (2025-09-16),

11. 12410858 - Gear mechanism and method for manufacturing gear mechanism (2025-09-09),

12. 12407224 - Motor oil cooling structure (2025-09-02),

13. 12397647 - Power supply device for vehicle and control method for the same (2025-08-26),

14. 12392406 - Unit (2025-08-19),

15. 12358488 - Vehicle control device, vehicle control method, and non-transitory computer-readable medium (2025-07-15),

Jatco Corporation is a global manufacturer of automatic transmissions and continuously variable transmissions (CVTs) for automotive applications. With over 85 years of experience, Jatco has established itself as a leading player in the automotive transmission industry. Their innovative and reliable transmissions are used by major automobile manufacturers worldwide, providing smooth and efficient performance for vehicles. Visit their website for more information about Jatco Corporation and their products.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

1,022 Patents

#1 in Fuji

#221 in Japan

#970 in the World

Jatco Corporation

Forward Citations = 4,686

883 inventors:

Hiroyasu Tanaka (56 out of 207 patents)

Seiichiro Takahashi (45 out of 47 patents)

Mamiko Inoue (39 out of 40 patents)

4. Naonori Iizuka (37 out of 37 patents)

5. Hideshi Wakayama (36 out of 36 patents)

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