Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8591137 | Barricade for crowd control | Bruce A. Thompson | 2013-11-26 |
| 6865771 | Apparatus for remotely cleaning interior walls of tanks from the tank exterior | — | 2005-03-15 |
| 6634052 | Apparatus for remotely cleaning interior walls of tanks from the tank exterior | — | 2003-10-21 |