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. Houilleres Du Bassin Du Nord Et, Due Pas-de-calais (1 from 1 patent)
1 patent:
1. 4197160 - Process by means of which moulded coke can be obtained from non-cokable