Average Co-Inventor Count = 8.34
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 (4 from 906 patents)
2. Shanghai Byd Co., Ltd. (1 from 1 patent)
4 patents:
1. 8540601 - Hybrid power output system
2. 8362643 - Battery-based grid energy storage for balancing the load of a power grid
3. 8307925 - Hybrid power driving system and the driving method
4. 8307924 - Hybrid power output system