Average Co-Inventor Count = 4.29
ph-index = 3
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. Panasonic Corporation (6 from 16,453 patents)
6 patents:
1. D616819 - Separator for fuel cell
2. 7704623 - Fuel cell separator
3. D605593 - Separator for fuel cell
4. D605594 - Separator for fuel cell
5. 7501199 - Fuel cell separator
6. D585826 - Separator for fuel cell