Average Co-Inventor Count = 3.36
ph-index = 2
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. Sumitomo Rubber Industries Limited (5 from 4,414 patents)
6 patents:
1. D1016732 - Tire for automobile
2. 11912068 - Tyre
3. D1012829 - Tire for automobile
4. D1010556 - Tire for automobile
5. D983724 - Tire for automobile
6. D958057 - Tire for automobile