Average Co-Inventor Count = 4.36
ph-index = 1
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 (1 from 7,646 patents)
2. Showa Shell Sekiyu K.k. (1 from 46 patents)
3. Shell Internationale Research Maatschappij, B.v. (154 patents)
2 patents:
1. 7897550 - Urea grease composition for constant velocity joints
2. 7629301 - Grease composition