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. Otsuka Pharmaceutical Factory, Inc. (1 from 188 patents)
1 patent:
1. 5516431 - Method of washing secondary filter in process for filtering plasma