Average Co-Inventor Count = 6.00
ph-index = 3
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. Amoco Corporation (3 from 1,528 patents)
3 patents:
1. 5660800 - Emissions control system and method
2. 5609832 - Emissions control system and method
3. 5303547 - Emissions control system and method