Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060816 | Digital turret ballistic aiming system | Andrew W. York, Gregory S. Smith, Richard Bradley Brumfield, Chia-Kan Chang | 2021-07-13 |
| 11054217 | Cant sensitivity level | — | 2021-07-06 |
| 10907934 | Ballistic aiming system with digital reticle | Andrew W. York, Gregory S. Smith, Richard Bradley Brumfield | 2021-02-02 |