Average Co-Inventor Count = 4.36
ph-index = 3
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. (8 from 1,970 patents)
8 patents:
1. 12370304 - Drug delivery device
2. 12115341 - Drug delivery device
3. 11458247 - Drug delivery device
4. 11439745 - Drug delivery device
5. 11344681 - Drug delivery device
6. 10682474 - Drug delivery device
7. 9662271 - Vial adapter and system
8. 9061097 - Drug delivery device