Average Co-Inventor Count = 1.50
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. Kelsey-hayes Company (2 from 577 patents)
2 patents:
1. 4930606 - Disc brake rotor
2. D270824 - Vehicle disc brake shoe