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. Memtec LLC (3 from 40 patents)
3 patents:
1. 5489406 - Method of making polyvinylidene fluoride membrane
2. 4970273 - Sulphuryl chloride/polyamide derivative support
3. 4814083 - Altering pore size distributions