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. Federal-mogul Corporation (2 from 386 patents)
2 patents:
1. 4241819 - Clutch pressure plate noise reduction
2. 4126216 - Clutch pressure plate noise reduction