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. Lubrizol Advanced Materials, Inc. (2 from 232 patents)
2 patents:
1. 8636869 - Cured in place pipe liner
2. 8047238 - Cured in place pipe liner