Average Co-Inventor Count = 6.26
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. D1095819 - Handheld drug delivery device
2. 12370312 - Torque driven drug delivery device
3. D1071163 - Handheld drug delivery device
4. D1071160 - Handheld drug delivery device
5. 12102808 - Drug delivery device
6. 11904143 - Torque driven drug delivery device
7. D1010107 - Handheld drug delivery device
8. D985119 - Handheld drug delivery device