Average Co-Inventor Count = 3.00
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. Bridgestone Corporation (2 from 5,118 patents)
2 patents:
1. 5376700 - Rubber composition
2. 5162395 - Rubber composition