Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7461428 | Floor cleaning machine | — | 2008-12-09 |
| 7302734 | Ground cleaning machine | Carsten Protz | 2007-12-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7461428 | Floor cleaning machine | — | 2008-12-09 |
| 7302734 | Ground cleaning machine | Carsten Protz | 2007-12-04 |