Average Co-Inventor Count = 3.00
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. Institut Francais Du Pe'trole (1 from 2,424 patents)
2. Institut Francias Du Petrole (1 from 11 patents)
2 patents:
1. 6172010 - Water-based foaming composition-method for making same
2. 6148932 - Drilling method and system using foam--foaming composition