Average Co-Inventor Count = 2.57
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. Beecham Group Plc (3 from 855 patents)
3 patents:
1. 4594195 - 5,6,7,8-tetrahydro-napthonitrile intermediates
2. 4539319 - Amidine derivatives
3. 4520014 - Treatment of diarrhoea