Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D699089 | Chisel | Thomas J. Quinn, David B. Lee, Glen V. Steinbrunner | 2014-02-11 |
| D689755 | Chisel having a contrast of color | Thomas J. Quinn, David B. Lee, Glen V. Steinbrunner | 2013-09-17 |
| 8006958 | Battery powered winch | Shelby K. Starks, David A. Carrier, Daniel J. White, Daniel N. Lopano, James B. Watson +5 more | 2011-08-30 |