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. Carlo Erba S.p.a. (2 from 31 patents)
2 patents:
1. 4051245 - Pyrazine 4-oxide derivatives and process for their preparation
2. 4002750 - Pyrazine 4-oxide derivatives and process for their preparation