Average Co-Inventor Count = 4.13
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. Byd Company Limited (6 from 909 patents)
6 patents:
1. D1016669 - Train
2. D1003765 - Train
3. D815987 - Automobile
4. D718187 - Vehicle
5. D708572 - Charging cabinet for an electric vehicle
6. D659635 - Charging pile for an electric vehicle