Average Co-Inventor Count = 2.52
ph-index = 10
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Toyota Jidosha Kabushiki Kaisha (31 from 36,653 patents)
2. Toyota Jidosha Kogyo Kabushiki Kaisha (1 from 1,838 patents)
3. Nippon Soken, Inc. (1 from 1,600 patents)
32 patents:
1. 9566973 - Control apparatus for internal combustion engine
2. 9441507 - Valve timing control apparatus
3. 9022000 - Valve timing control device for internal combustion engine
4. 8985073 - Oil supply apparatus for internal combustion engine
5. 8528388 - Engine control system
6. 7726270 - Engine start control apparatus and engine start control method
7. 7363889 - Control device for multicylinder internal combustion engine
8. 7161258 - Control apparatus for internal combustion engine
9. 6848422 - Control system and method for internal combustion engine with variable valve mechanism
10. 6792929 - Method for detecting failure of injection fuel heaters of internal combustion engine
11. 6769419 - Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatus
12. 6732707 - Control system and method for internal combustion engine
13. 6691675 - Warm-up control apparatus and warm-up control method for internal combustion engine
14. 6679230 - Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatus
15. 6675768 - Control system for internal combustion engine and method