Average Co-Inventor Count = 2.00
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 Internationale Research Maatschappij, B.v. (1 from 154 patents)
2. Gerrit Van Der Lee (0 patent)
3. Andries Piet Van Der Meer (0 patent)
1 patent:
1. 5271910 - Process of treating metal chloride wastes