Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D632035 | Vacuum cleaner upright portion | Michael Luyckx, Douglas J. Medema | 2011-02-01 |
| D631628 | Vacuum cleaner upright portion | Douglas J. Medema | 2011-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D632035 | Vacuum cleaner upright portion | Michael Luyckx, Douglas J. Medema | 2011-02-01 |
| D631628 | Vacuum cleaner upright portion | Douglas J. Medema | 2011-01-25 |