Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187191 | Charge forming device with tamper resistant adjustable valve | Matthew A. Braun | 2021-11-30 |
| 11118536 | Tamper resistant adjustment valve for a charge forming device | George M. Pattullo | 2021-09-14 |