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. Other (1 from 832,880 patents)
2. International Minerals & Chemical Corp. (1 from 194 patents)
2 patents:
1. 5861110 - Silica having high specific surface area and a narrow pore distribution
2. 5158758 - Production of silica having high specific surface area