Average Co-Inventor Count = 3.43
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. Mobil Oil Corporation (2 from 5,942 patents)
2 patents:
1. 5200101 - Arylamine/hindered phenol, acid anhydride and thioester-derived
2. 5135670 - Sulfurized olefin extreme pressure/antiwear additives and compositions