Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1077987 | Switching handle | — | 2025-06-03 |
| 10975972 | Control valve connector | — | 2021-04-13 |
| 10801656 | Pressure reducing valve | — | 2020-10-13 |
| 9964243 | Pipe joint structure | — | 2018-05-08 |
| 9086176 | Valve structure | — | 2015-07-21 |
| D711512 | Valve handle | — | 2014-08-19 |
| D686696 | Switch valve | — | 2013-07-23 |
| D646755 | Switch valve | — | 2011-10-11 |
| D645543 | Switch valve | — | 2011-09-20 |
| 7802590 | Switch valve having leakproof function | — | 2010-09-28 |
| D605255 | Switch valve | — | 2009-12-01 |
| D605252 | Switch valve | — | 2009-12-01 |
| D605253 | Switch valve | — | 2009-12-01 |
| D605254 | Switch valve | — | 2009-12-01 |
| D589122 | Switch handle of a valve | — | 2009-03-24 |
| D568447 | Switch handle of a valve | — | 2008-05-06 |
| 7172173 | Switch valve having a locking effect | — | 2007-02-06 |
| 7124999 | Switch valve having a locking effect | — | 2006-10-24 |
| D526386 | Switch valve | — | 2006-08-08 |
| 7066445 | Control valve having closely sealing effect | — | 2006-06-27 |
| 6675834 | Structure for switching flow of fluid in a fluid-conveying system | — | 2004-01-13 |
| 6640390 | Structure for confining a valve knob | — | 2003-11-04 |
| D478650 | Switch valve | — | 2003-08-19 |
| D473931 | Switch valve | — | 2003-04-29 |
| D473631 | Switch valve | — | 2003-04-22 |