Average Co-Inventor Count = 3.43
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. Amgen Inc. (6 from 1,970 patents)
6 patents:
1. 12440567 - Aqueous antibody formulation stabilized by antioxidants for parenteral administration
2. 11433134 - Aqueous formulation of erythropoiesis stimulating protein stabilised by antioxidants for parenteral administration
3. 10653781 - Pharmaceutical formulations
4. 9320797 - Pharmaceutical formulations
5. 8796206 - Aqueous formulation of erythropoiesis stimulating protein stabilised by antioxidants for parenteral administration
6. 8383114 - Pharmaceutical formulations