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. Gm Global Technolgoy Operations, Inc. (1 from 30,943 patents)
1 patent:
1. 8538721 - Method for diagnosing a catalytic device of an engine exhaust gas after-treatment system