Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8032975 | Mop | — | 2011-10-11 |
| 8028369 | Mop and wringer combination | — | 2011-10-04 |
| 8015652 | Mop wringer with handle being shaped in conformity to a recessed half of top edge | — | 2011-09-13 |
| 7963405 | Shoe rack | Li-Chi Chu | 2011-06-21 |
| 7861870 | Shoe rack | Li-Chi Chu | 2011-01-04 |