Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7533439 | Handle assembly for a cleaning apparatus | William H. Theiss, Jr., David J. Boles, Kenneth H. Cooper, Michael A. Durbin, Timothy T. Hertrick +7 more | 2009-05-19 |
| 7356875 | Air exhaust system for a cleaning machine | SLEIMAN ABDALLAH, Michael A. Durbin, Jeffrey S. Louis | 2008-04-15 |