Average Co-Inventor Count = 3.00
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. Pininfarina S.p.a. (2 from 13 patents)
2. The Goodyear & Tire Rubber Company (1 from 7,038 patents)
3. Rolic Invest Sarl (1 from 15 patents)
4. Zetor Tractors A.s. (1 from 2 patents)
5 patents:
1. D900884 - Tractor
2. D720256 - Car
3. D719883 - Car interior
4. D630551 - Snow groomer
5. D606933 - Tire sidewall