Average Co-Inventor Count = 3.82
ph-index = 1
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. Sterling Winthrop Inc. (3 from 206 patents)
3 patents:
1. 5380749 - Thioxanthenone antitumor agents
2. 5346917 - Thioxanthenone antitumor agents
3. 5091410 - Thioxanthenone antitumor agents