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. Cummins Inc. (2 from 1,589 patents)
2 patents:
1. D931338 - Valve
2. D930707 - Valve