Average Co-Inventor Count = 4.00
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. Daiichi Pharmaceutical Co., Ltd. (1 from 200 patents)
2. Chemo-Sero-Therapeutic Research Institute (1 from 151 patents)
1 patent:
1. 5292506 - Muramyldipeptide derivatives and influenza vaccine comprising the