Average Co-Inventor Count = 3.75
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. Skf Gmbh (2 from 171 patents)
2 patents:
1. 5199800 - Bearing bushing for universal joints
2. 5165805 - Roller bearing cage