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Hitachi Automotive Engineering Co., Ltd.

USPTO Granted Patents = 152

Forward Citations = 2,773

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293 inventors (with patents filed for the assignee):

Kazuhiko Sato (9 out of 47 patents)

Shinya Igarashi (8 out of 72 patents)

Teruhiko Minegishi (8 out of 19 patents)

4. Hiroshi Kuroiwa (7 out of 88 patents)

5. Masahiko Ibamoto (7 out of 62 patents)

6. Norio Ichikawa (7 out of 23 patents)

7. Seiko Suzuki (7 out of 28 patents)

8. Masahiro Matsumoto (6 out of 142 patents)

9. Hiroshi Yoneda (6 out of 11 patents)

10. Yasushi Sasaki (6 out of 67 patents)

11. Mamoru Nemoto (6 out of 24 patents)

12. Kazuo Tahara (6 out of 51 patents)

13. Katsuji Marumoto (6 out of 28 patents)

14. Hisatugu Ishikura (6 out of 7 patents)

15. Sadayasu Ueno (6 out of 42 patents)

Core Competencies:

Vehicle Control

Air Flow Measurement

Internal Combustion Engine

Torque Feedback Control

Electric Vehicle Systems

Automatic Transmission Control

Capacitance Sensors

Knocking Detection

Charging Generators

Fuzzy Logic Control

Throttle Control

Malfunction Monitoring

152 patents: Sort by Forward Citations

1. 5968100 - Vehicle control method and system therefor (1999-10-19),

2. 5939628 - Thermal type air flow measuring instrument for internal combustion engine (1999-08-17),

3. 5842457 - Distributor for internal combustion engines (1998-12-01),

4. 5789673 - Thermal type air flow measuring instrument for internal combustion engine (1998-08-04),

5. 5785627 - Torque feedback shift control device and method (1998-07-28),

6. 5718195 - Intake pipe for internal combustion engine (1998-02-17),

7. 5695427 - Automatic transmission control system (1997-12-09),

8. 5688207 - Control apparatus for automatic transmission and control method therefore (1997-11-18),

9. 5678760 - Cooling system of electric automobile and electric motor used therefor (1997-10-21),

10. 5676851 - Method of making a capacitance type acceleration sensor (1997-10-14),

11. 5664542 - Electronic throttle system (1997-09-09),

12. 5659254 - Capacitance type sensor device (1997-08-19),

13. 5658213 - Power train control apparatus and method for a vehicle (1997-08-19),

14. 5654506 - Heat type air flow meter (1997-08-05),

15. 5651352 - Distributor for internal combustion engines (1997-07-29),

Hitachi Automotive Engineering Co., Ltd. is a global automotive part manufacturer and a subsidiary of Hitachi, Ltd. They specialize in the research, development, and production of various automotive systems including engine management systems, electric powertrain systems, drive control systems, and car information systems.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

152 Patents

#4 in Ibaraki

#823 in Japan

#5,233 in the World

Hitachi Automotive Engineering Co., Ltd.

Forward Citations = 2,773

293 inventors:

Kazuhiko Sato (9 out of 47 patents)

Shinya Igarashi (8 out of 72 patents)

Teruhiko Minegishi (8 out of 19 patents)

4. Hiroshi Kuroiwa (7 out of 88 patents)

5. Masahiko Ibamoto (7 out of 62 patents)

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