Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7495576 | Modular electronic sign and method of assigning a unique identifier to common modules of said sign | Donald D Maskeny | 2009-02-24 |
| 5246311 | Foundation repairing system | Johnny L. West | 1993-09-21 |
| 4290516 | Torque limiter | Randy Berry | 1981-09-22 |