Average Co-Inventor Count = 4.47
ph-index = 5
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. Byd Company Limited (7 from 903 patents)
7 patents:
1. D868628 - Train
2. D867940 - Automobile bumper
3. D861550 - Automobile bumper
4. D854465 - Automobile bumper guard
5. D827493 - Train
6. D774944 - Bus
7. D721298 - Bus