Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982391 | Percussive pressure damper | Patrick Edwin Johnston | 2024-05-14 |
| 11846479 | Firearms and components thereof featuring enhanced bolt lug shapes | Ronald A. Foster, RONALD C. FOSTER, Patrick Edwin Johnston | 2023-12-19 |
| 10670354 | Firearm with locking lug bolt, and components thereof, for accurate field shooting | Patrick Edwin Johnston | 2020-06-02 |
| 10466005 | Firearms and components thereof, for enhanced axial alignment of barrel with action | Ronald A. Foster, RONALD C. FOSTER, Patrick Edwin Johnston | 2019-11-05 |
| 10132579 | Firearm with locking lug bolt, and components thereof, for accurate field shooting | Patrick Edwin Johnston | 2018-11-20 |
| 9574489 | Multi-stage turbo with continuous feedback control | Adrian Rothenbuhler | 2017-02-21 |