Average Co-Inventor Count = 2.00
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. 5262073 - Lubricant composition
2. 4181619 - Antiwear composition