Average Co-Inventor Count = 3.43
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. Millipore Corporation (2 from 468 patents)
2 patents:
1. 5326533 - Multiwell test apparatus
2. 4902481 - Multi-well filtration test apparatus