Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950883 | Compact engraving machine | — | 2011-05-31 |
| D619649 | Engraving machine | — | 2010-07-13 |
| 7712839 | Tiles or bricks shoveling device | — | 2010-05-11 |
| 7552725 | Cutting angle adjustment device for a stone cutter | Wen-Hai Tsao | 2009-06-30 |
| 7406962 | Platform minute adjustment, expansion and water collection devices | — | 2008-08-05 |
| 7287730 | Foldable stand | — | 2007-10-30 |
| 7047650 | Hand-operated circular saw having blade cutting depth adjustment device | — | 2006-05-23 |
| 7028683 | Structural improvement in a portable stone cutter | — | 2006-04-18 |
| D508928 | Cutter | — | 2005-08-30 |
| 6782882 | Dry and wet cutting tile saw | — | 2004-08-31 |
| D479539 | Wet or dry tile saw | — | 2003-09-09 |
| 6494198 | Stone cutter | — | 2002-12-17 |
| D427213 | Brick cutter | — | 2000-06-27 |
| D418846 | Brick cutter | — | 2000-01-11 |