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 (1 from 121 patents)
1 patent:
1. 9004465 - Helical compression spring for an oil scraper ring of a piston in an internal combustion engine and method for coating a helical compression spring