Average Co-Inventor Count = 2.86
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. Rhone-poulenc Industries (1 from 521 patents)
2. Rhodia Chimie (1 from 460 patents)
2 patents:
1. 6013234 - Silica pigment particulates
2. 4068035 - Hydrophilic polyurethanes and textiles treated therewith