Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911060 | Floor standing treatment device | Guolian Wu, Armando Luisi, Andrew D. Litch, Paul B. Allard | 2005-06-28 |
| 6902597 | Floor standing treatment device | Guolian Wu, Andrew D. Litch | 2005-06-07 |