Average Co-Inventor Count = 2.87
ph-index = 4
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. Mitsubishi Electric Corporation (16 from 15,844 patents)
2. Kurita Water Industries Ltd. (5 from 309 patents)
21 patents:
1. 11958494 - Information collection device and information collection method
2. 11364918 - Notifying device and notifying method
3. 11361560 - Passenger state detection device, passenger state detection system, and passenger state detection method
4. 10706853 - Speech dialogue device and speech dialogue method
5. 10624538 - Eyelid detection device, drowsiness determination device, and eyelid detection method
6. 10621418 - Passenger detection device, passenger detection system, and passenger detection method
7. 10514878 - Display controller, display system, and display control method
8. 10475448 - Speech recognition system
9. 9978368 - Information providing system
10. 9864577 - Voice recognition device and display method
11. 9829336 - Server for navigation, navigation system, and navigation method
12. 9767799 - Voice recognition system and recognition result display apparatus
13. 9734818 - Information providing device and information providing method
14. 9639322 - Voice recognition device and display method
15. 9156001 - Method and apparatus for further purifying ultrapure water