Average Co-Inventor Count = 5.83
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. H.c. Starck Tungsten Gmbh (2 from 5 patents)
2 patents:
1. 12391571 - Method for preparing ammonium metatungstate
2. 11478848 - Powder comprising coated hard material particles