Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10682466 | Drug injection device with cartridge holder automatically operating clutch allowing reset of drive mechanism and drive spring re-loading upon cartridge exchange | Paul Richard Draper | 2020-06-16 |
| 10350360 | Drug injection device with resettable mechanism allowing piston rod retraction upon drug cartridge change | Paul Richard Draper | 2019-07-16 |