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. Sandoz Gmbh (3 from 1,603 patents)
3 patents:
1. 4804660 - Ergot cyclic peptide alkaloids having a venotonizing effect, useful for
2. 4681880 - Use of thio isosteres of ergot peptide alkaloids as vasaconstrictors
3. 4542135 - 9'Thia-ergots