Average Co-Inventor Count = 7.00
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. University of California (2 from 15,458 patents)
2. Amgen Inc. (1 from 1,970 patents)
2 patents:
1. 5962294 - Compositions and methods for the identification and synthesis of
2. 5858751 - Compositions and methods for producing sialyltransferases