Average Co-Inventor Count = 2.00
ph-index = 3
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. Millipore Corporation (3 from 468 patents)
3 patents:
1. 5698281 - Composite ultrafiltration membrane
2. 5158721 - Porous membrane formed from interpenetrating polymer network having
3. 5079272 - Porous membrane formed from interpenetrating polymer network having