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. Pfizer Corporation (6 from 4,456 patents)
6 patents:
1. 5270323 - Method of treating impotence
2. 4228169 - 1,9-Dihydroxyoctahydrobenzo[c]quinolines and
3. 4164514 - 2-Aminomethyleneindanone analgesic agents
4. 4117012 - 2-Aminomethyleneindanone analgesic agents
5. 4064272 - 2-Aminomethyleneindanone analgesic agents
6. 4022836 - 2-Aminomethyleneindanone analgesic agents