Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12366424 | Firearm sight having lifetime round counter | Andrew W. York, Donald L. Cramer, Richard Bradley Brumfield, Christopher James Boudreau, David Pierson | 2025-07-22 |
| 12270626 | Target sight with sensor | Grover Q. Castaneda, Richard Bradley Brumfield, Elbridge J. Lapham, IV | 2025-04-08 |
| 12247808 | Reflex sight having emitter array | Jason W. Clark | 2025-03-11 |
| 12188747 | Firearm gas discharge deflector | Christopher James Boudreau, Andrew W. York, Drew Essig | 2025-01-07 |
| 11662177 | Target dot sight having target illumination sensor | David Pierson | 2023-05-30 |
| 11378357 | Target dot sight having target illumination sensor | David Pierson | 2022-07-05 |