Average Co-Inventor Count = 2.67
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. Shell Oil Comapny (2 from 7,646 patents)
2 patents:
1. 4516989 - Process for removing fly ash particles from a gas at elevated pressure
2. 4433065 - Process for the preparation of hydrocarbons from carbon-containing