Average Co-Inventor Count = 3.00
ph-index = 1
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 Burscheid Gmbh (2 from 119 patents)
2 patents:
1. 11187322 - Piston ring having a stepped running surface
2. 10006399 - Cylinder sleeve with wear-resistant inner layer