Average Co-Inventor Count = 4.00
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. Cytopharm, Inc. (2 from 11 patents)
2 patents:
1. 5637608 - 9-substituted porphycenes
2. 5610175 - 9-Substituted porphycenes