Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7331082 | Tank arrangement for a cleaning apparatus | Timothy T. Hertrick, David J. Boles, Michael A. Durbin, Jonathan E. Fawcett, Charles A. Lang +5 more | 2008-02-19 |
| 7203991 | Portable cleaning machine | Ronald J. Stephens, David W. Moine, Richard A. Wareham | 2007-04-17 |