Average Co-Inventor Count = 1.00
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. Sp Tyres UK Limited (2 from 22 patents)
2 patents:
1. D316385 - Vehicle tire
2. D297526 - Tire for vehicles