Average Co-Inventor Count = 2.40
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. Filtrol Corporation (2 from 41 patents)
2 patents:
1. 4332782 - Method of producing pseudoboehmite
2. 4297325 - Method of producing pseudoboehmite from aluminum salt solutions