Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851913 | Hook bolt for door lock | Eric Palmieri, Andrew S. Geraci, Richard D. Sangster, JR., Victor Bogdanov, Ryan Piantek | 2023-12-26 |
| 11639618 | Reversible latchbolt | — | 2023-05-02 |
| 11585116 | Anti-ligature lever | Richard D. Sangster, JR. | 2023-02-21 |