Average Co-Inventor Count = 6.00
ph-index = 2
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 (12 from 36,653 patents)
12 patents:
1. 12134367 - Locking and unlocking system for a vehicle based on a valid period of authentication
2. 11538300 - Authentication information issuing apparatus, delivery system and authentication information issuing method
3. 11276260 - Authentication information issuing apparatus, delivery system and authentication information issuing method
4. 11260825 - Locking and unlocking system
5. 11232529 - Delivery management system, server, delivery management method, delivery user terminal, client user terminal, and information processing method
6. 11077829 - Authentication information providing server, authentication information providing method, delivery user terminal, and locking and unlocking method
7. 10988109 - Sound output apparatus, sound output control method, vehicle, and locking and unlocking system
8. 10891811 - Authentication information issuing apparatus, delivery system and authentication information issuing method
9. 10766455 - Sound output apparatus, sound output control method, vehicle, and locking and unlocking system
10. 10723316 - Locking and unlocking system
11. 10661753 - Authentication information providing server, authentication information providing method, delivery user terminal, and locking and unlocking method
12. 10648866 - Server device and management system