Average Co-Inventor Count = 5.00
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. Hitachi, Ltd. (8 from 42,496 patents)
8 patents:
1. 11089702 - Power conversion apparatus and electric vehicle
2. 10321585 - Power conversion apparatus and electric vehicle
3. 10178780 - Power conversion apparatus and electric vehicle
4. 9888591 - Power conversion apparatus and electric vehicle
5. 9095079 - Power conversion apparatus and electric vehicle
6. 8863869 - Power conversion apparatus and electric vehicle
7. 8376069 - Power conversion apparatus and electric vehicle
8. 8240411 - Power conversion apparatus and electric vehicle