Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9151344 | Ratchet pulley | — | 2015-10-06 |
| D658487 | Pulley | — | 2012-05-01 |
| 7475833 | Sprinkling head structure of a sprinkler | — | 2009-01-13 |
| 7370814 | Sprinkler with sprinkling figures changeable with single hand | — | 2008-05-13 |
| D559355 | Handle of sprinkling gun | — | 2008-01-08 |
| D559353 | Sprinkling gun | — | 2008-01-08 |
| D559354 | Sprinkling gun | — | 2008-01-08 |
| D558858 | Sprinkling gun | — | 2008-01-01 |
| D558302 | Handle of sprinkling gun | — | 2007-12-25 |
| D557769 | Sprinkling gun | — | 2007-12-18 |
| D557768 | Sprinkling gun | — | 2007-12-18 |
| D557767 | Sprinkling gun | — | 2007-12-18 |
| D554234 | Sprinkling gun | — | 2007-10-30 |
| D554231 | Handle of sprinkling gun | — | 2007-10-30 |
| D554233 | Sprinkling gun | — | 2007-10-30 |
| D554235 | Sprinkling gun | — | 2007-10-30 |
| D553713 | Sprinkling gun | — | 2007-10-23 |
| D553712 | Sprinkling gun | — | 2007-10-23 |
| D553711 | Sprinkling gun | — | 2007-10-23 |
| D553224 | Sprinkling gun | — | 2007-10-16 |
| D529574 | Sprinkling gun | — | 2006-10-03 |
| D524138 | Utility knife | — | 2006-07-04 |
| 6886257 | Automatically loadable and blade-stabilizing utility knife | — | 2005-05-03 |
| 6572032 | Switch of straight sprinkling gun | — | 2003-06-03 |
| 6520121 | Bendable hard type water tube | — | 2003-02-18 |