Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168643 | Driving rotation tool | Yeo-Ming Wang | 2015-10-27 |
| D718944 | Foldable stool | — | 2014-12-09 |
| D642024 | Manual loosener | — | 2011-07-26 |
| D640906 | Manual loosener | — | 2011-07-05 |
| D603250 | Ferrule of a gardening tool | — | 2009-11-03 |
| D554979 | Faucet hose holder | — | 2007-11-13 |
| D551946 | Water pipe holder | — | 2007-10-02 |
| D551920 | Lawn trimmer | — | 2007-10-02 |
| 6902184 | Foldable garden wagon | — | 2005-06-07 |
| D492976 | Ground inserted pole support | — | 2004-07-13 |
| 6739637 | Gripping device having length adjusting mechanism | — | 2004-05-25 |
| 6540430 | Quick release clasping device for rake or other tools | — | 2003-04-01 |
| 6520556 | Gripping device having length adjusting mechanism | — | 2003-02-18 |
| 6513844 | Gripping device having gripping and locking mechanisms | — | 2003-02-04 |
| 6474056 | Lawn rake having replacement tines secured to rake body by pegs | — | 2002-11-05 |
| 6427431 | Lawn rake having replacement tines | — | 2002-08-06 |
| 6408606 | Rake having detachable body and handle | — | 2002-06-25 |
| 6339919 | Rake having a gripping mechanism | — | 2002-01-22 |
| 6272827 | Rake device having gripping and retracting mechanism | — | 2001-08-14 |
| D440739 | Clip device | — | 2001-04-24 |
| 6079675 | Hose carrier | — | 2000-06-27 |
| 5927058 | Rake having a gripping mechanism | — | 1999-07-27 |
| 5803181 | Gardening equipment for looseing the soil | — | 1998-09-08 |
| 5579848 | Garden tool | — | 1996-12-03 |
| 5553447 | Coupler of a rake | — | 1996-09-10 |