Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8534573 | Sprinkler having adjustable sprinkling pattern | Po-Hsiung Wang | 2013-09-17 |
| 8366020 | Sprinkler device | Po-Hsiung Wang | 2013-02-05 |
| 8348179 | Gear typed sprinkler assembly | Po-Hsiung Wang | 2013-01-08 |
| D601658 | Sprinkler | Po-Hsiung Wang | 2009-10-06 |
| 7448558 | Water sprinkling assembly | — | 2008-11-11 |
| 7427038 | Dual-axis rotating sprinkler | Po-Hsiung Wang | 2008-09-23 |
| 7201332 | Adjustable spray nozzle | Po-Hsiung Wang | 2007-04-10 |
| 6736340 | Controlling device for a sprinkler | — | 2004-05-18 |
| 6685110 | Actuation mechanism for a pushbutton controlled sprinkler | — | 2004-02-03 |
| 6508369 | Display stand for use with sprinkler nozzles | — | 2003-01-21 |
| 6508415 | Spray head with a pivot nozzle | — | 2003-01-21 |
| 6352212 | Pushbutton controlled sprinkler | — | 2002-03-05 |
| 6276659 | Pushbutton controlled valve | — | 2001-08-21 |
| 6224000 | Sprinkler nozzle | — | 2001-05-01 |
| D426867 | Sprinkler | — | 2000-06-20 |
| D426614 | Sprinkler | — | 2000-06-13 |
| D426284 | Sprinkler | — | 2000-06-06 |
| 5806770 | Pistol-grip nozzle | — | 1998-09-15 |
| D387128 | Water spray gun | — | 1997-12-02 |