Average Co-Inventor Count = 4.61
ph-index = 4
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 (5 from 468 patents)
5 patents:
1. 7166225 - Methods for filtering fluids
2. 7112281 - Underdrain for filtration membrane
3. 6989099 - Underdrain for filtration membrane
4. 6899810 - Fluid filtering device
5. 6893562 - Underdrain for filtration membrane