Average Co-Inventor Count = 6.15
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. Chiron Corporation (4 from 656 patents)
2. Cephalon, Inc. (2 from 247 patents)
4 patents:
1. 7193042 - Methods for purifying authentic IGF from yeast hosts
2. 7071313 - Methods of purifying authentic IGF from yeast hosts
3. 6117983 - Methods for purifying authentic IGF from yeast hosts
4. 6033875 - Method of improved production of insulin-like growth factor