Average Co-Inventor Count = 4.61
ph-index = 3
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. Merck + Co., Inc. (3 from 4,770 patents)
3 patents:
1. 5151521 - 1-aminoethyl phosphonic acid derivatives
2. 5061806 - Phosphinic acid derivatives
3. 5041644 - Peptide derivatives of .beta.-chloro-L(Z)-dehydro-glutamic acid