Average Co-Inventor Count = 5.46
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. Ppg Industries Ohio, Inc. (2 from 1,742 patents)
2 patents:
1. 7279119 - Silica and silica-based slurry
2. 6656241 - Silica-based slurry