Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8657719 | Clutch for a rotary drive device | — | 2014-02-25 |
| 8065777 | Centrifugal water separator for mop | — | 2011-11-29 |
| 6872060 | Pump having a port for drawing air or fluid | — | 2005-03-29 |
| 6439472 | Sprayer device having a light or warning device | Bi Guang Tsai | 2002-08-27 |
| 6412710 | Sprayer device having various kinds of outward flows | Bi Guang Tsai | 2002-07-02 |
| D395775 | Liquid soap container | — | 1998-07-07 |