Average Co-Inventor Count = 1.00
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. Societe Chimique Des Charbonnages-cdf Chimie (1 from 53 patents)
1 patent:
1. 4469169 - Distribution device for multitubular exchangers