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Toyota Jidosha Kogyo Kabushiki Kaisha

USPTO Granted Patents = 1,838

Forward Citations = 19,656

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1,694 inventors (with patents filed for the assignee):

Hidetaka Nohira (51 out of 58 patents)

Tadashi Hattori (39 out of 224 patents)

Masaaki Noguchi (38 out of 72 patents)

4. Katsuhiko Motosugi (35 out of 43 patents)

5. Toshio Tanahashi (33 out of 116 patents)

6. Kenji Goto (32 out of 37 patents)

7. Norihiko Nakamura (31 out of 104 patents)

8. Hideo Miyagi (31 out of 42 patents)

9. Jiro Nakano (27 out of 55 patents)

10. Tomoyuki Nogami (27 out of 26 patents)

11. Daisaku Sawada (26 out of 89 patents)

12. Masaharu Sumiyoshi (26 out of 48 patents)

13. Hisasi Kawai (26 out of 126 patents)

14. Seitoku Kubo (25 out of 83 patents)

15. Nobuyuki Kobayashi (25 out of 67 patents)

Core Competencies:

Automatic Transmission

Torque Converter

Vehicle Speed Control

Cruise Control System

Engine Control

Exhaust Gas Cleaning

Hydraulic Control

Audio/Visual Display

Seat Adjustment Mechanism

Fuel Injection

Negative Pressure Control

Rotary Driving Apparatus

1,838 patents: Sort by Forward Citations

1. 4831892 - Automatic transmission with overdrive (1989-05-23),

2. 4817472 - Transmission control system with protection against excessively high (1989-04-04),

3. 4811226 - Optimum angle adjusting apparatus for vehicle equipments (1989-03-07),

4. 4768633 - Torque converter lock up clutch rotary shock absorber with inner plate (1988-09-06),

5. 4762026 - Speed change control method and device of automatic transmission for (1988-08-09),

6. 4683771 - Gear-teeth protector in change-speed gearing units (1987-08-04),

7. 4676123 - Automobile transmission with output shaft parallel to crank shaft and (1987-06-30),

8. 4662672 - Lacking device for a detachable panel of vehicles (1987-05-05),

9. 4652049 - Device for adjusting height of front part of seat cushion of seat (1987-03-24),

10. 4630209 - Audio/visual display system for multiple maps (1986-12-16),

11. 4606425 - Vehicle speed control apparatus (1986-08-19),

12. 4606238 - Mounting construction of shift lever retainer casing in change-speed (1986-08-19),

13. 4604913 - Parking brake releasing mechanism (1986-08-12),

14. 4601321 - Vertical die casting device (1986-07-22),

15. 4598729 - Negative pressure control valve (1986-07-08),

Toyota Jidosha Kogyo Kabushiki Kaisha, commonly known as Toyota, is a Japanese multinational automotive manufacturer headquartered in Toyota City, Aichi, Japan. Founded in 1937, Toyota has grown to become one of the largest automobile manufacturers in the world, producing a wide range of vehicles including cars, trucks, and hybrids. Known for their commitment to quality, innovation, and sustainability, Toyota is a leader in the automotive industry.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

1,838 Patents

#2 in Toyota

#126 in Japan

#532 in the World

Toyota Jidosha Kogyo Kabushiki Kaisha

Forward Citations = 19,656

1,694 inventors:

Hidetaka Nohira (51 out of 58 patents)

Tadashi Hattori (39 out of 224 patents)

Masaaki Noguchi (38 out of 72 patents)

4. Katsuhiko Motosugi (35 out of 43 patents)

5. Toshio Tanahashi (33 out of 116 patents)

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