Average Co-Inventor Count = 3.83
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. Hoechst Aktiengesellschaft (2 from 6,662 patents)
2. Ciba-geigy Corporation (1 from 6,850 patents)
3 patents:
1. 4939125 - Acyl derivatives of urdamycin A, their preparation and their use
2. 4859655 - Urdamycin G and derivatives thereof, a process for their preparation and
3. 4277478 - Antibiotic and use thereof