Average Co-Inventor Count = 1.33
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. Smithkline Corporation (2 from 344 patents)
2 patents:
1. 4028355 - Cephalosporin purification process
2. 3960870 - Alkanesulfonic acid salts of decinine