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Aisin-Warner Kabushiki Kaisha

USPTO Granted Patents = 132

Forward Citations = 2,026

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82 inventors (with patents filed for the assignee):

Shiro Sakakibara (25 out of 72 patents)

Yoichi Hayakawa (19 out of 46 patents)

Yutaka Taga (17 out of 150 patents)

4. Masakatsu Miura (17 out of 30 patents)

5. Mutsumi Kawamoto (16 out of 45 patents)

6. Nobuaki Miki (15 out of 57 patents)

7. Koji Sumiya (15 out of 40 patents)

8. Yasunobu Ito (11 out of 51 patents)

9. Yoshikazu Sakaguchi (11 out of 23 patents)

10. Shuzo Moroto (10 out of 58 patents)

11. Yoshiharu Harada (9 out of 30 patents)

12. Masao Kawai (8 out of 31 patents)

13. Fumitomo Yokoyama (7 out of 23 patents)

14. Shoji Yokoyama (7 out of 65 patents)

15. Takuji Taniguchi (7 out of 20 patents)

Core Competencies:

Automatic Transmission

Hydraulic Control Device

Planetary Gear Mechanism

Four-Wheel Drive Vehicle

Electronically Controlled Transmission

Continuously Variable Transmission

Torque Converter

Lubricating Structure

Shift Control Device

Friction Engaging Device

Pressure Regulating System

Road Image Input System

132 patents: Sort by Forward Citations

1. 4944376 - Brake band drum for planetary gear-type transmissions (1990-07-31),

2. 4942782 - Reverse shift control device on automatic transmission (1990-07-24),

3. 4941096 - Electronically controlled automatic transmission (1990-07-10),

4. 4934215 - Automatic transmission (1990-06-19),

5. 4926346 - Road image input system for vehicle control (1990-05-15),

6. 4922765 - Lubricating structure for transmission mechanism (1990-05-08),

7. 4918606 - Automatic transmission with fail-safe function (1990-04-17),

8. 4916977 - Automatic transmission (1990-04-17),

9. 4914978 - Automatic transmission (1990-04-10),

10. 4912639 - Four-wheel drive vehicle having front-and rear-wheel engaging mechanism (1990-03-27),

11. 4903550 - Hydraulic control device for automatic transmission (1990-02-27),

12. 4899621 - Automatic transmission for vehicles (1990-02-13),

13. 4899278 - Automatic transmission with erroneous shift preventing function (1990-02-06),

14. 4895236 - Actuator for the frictional engaging device (1990-01-23),

15. 4892011 - Planetary gear mechanism on an automatic transmission (1990-01-09),

Aisin-Warner Kabushiki Kaisha is a leading global manufacturer of automotive transmissions and powertrain equipment. With a strong focus on quality, innovation, and customer satisfaction, the company provides a wide range of transmission products to major automobile manufacturers worldwide. Aisin-Warner Kabushiki Kaisha aims to contribute to the advancement of the automotive industry through technological excellence and sustainable development.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

132 Patents

#3 in Anjo

#913 in Japan

#5,938 in the World

Aisin-Warner Kabushiki Kaisha

Forward Citations = 2,026

82 inventors:

Shiro Sakakibara (25 out of 72 patents)

Yoichi Hayakawa (19 out of 46 patents)

Yutaka Taga (17 out of 150 patents)

4. Masakatsu Miura (17 out of 30 patents)

5. Mutsumi Kawamoto (16 out of 45 patents)

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