Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434335 | Combination door latch and deadbolt assembly | Brian K. Roth | 2013-05-07 |
| 7900489 | Lock assembly | Brian K. Roth, James D. Ohl, Raymond H. Lammers, William J. Dickhans, Shivanand Shivalli | 2011-03-08 |