Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7784139 | Surface treating device with cartridge-based cleaning system | Michael M. Sawalski, Jeffrey L. Harwig, Stephen B. Leonard, Mark M. Gipp, Thomas Jaworski | 2010-08-31 |
| 7578020 | Surface treating device with top load cartridge-based cleaning system | Thomas Jaworski, Jeffrey L. Harwig, Mark M. Gipp, Seakee Chen, Fukyuen Cheng +1 more | 2009-08-25 |