Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12222052 | Corrugated pipe connection device | — | 2025-02-11 |
| 12203582 | Corrugated pipe for high pressure having a metal braided net | — | 2025-01-21 |
| 12083370 | Flexible hose identification sleeve for sprinkler | — | 2024-09-10 |
| 11828411 | Bracket device for installing expansion tank | — | 2023-11-28 |
| 11717712 | Sprinkler support frame coupling device | — | 2023-08-08 |
| 11628323 | Sprinkler reducer fixing bracket | — | 2023-04-18 |
| 9718076 | Sprinkler side frame coupling device | — | 2017-08-01 |
| 9476511 | Valve device capable of washing internal pipe in hot water boiler | — | 2016-10-25 |
| 9341286 | Sprinkler reducer fixing bracket | — | 2016-05-17 |
| 9133947 | Excess flow shut-off device | — | 2015-09-15 |
| 9127790 | Coupler for corrugated pipe | — | 2015-09-08 |
| 9068677 | Joint device for corrugated pipe | — | 2015-06-30 |
| 8910655 | Gas valve having automatically blocking means | — | 2014-12-16 |
| 8833718 | Sprinkler mounting device | — | 2014-09-16 |
| 8500079 | Sprinkler mounting device | — | 2013-08-06 |
| 8474199 | Sprinkler mounting device | — | 2013-07-02 |
| 8303001 | Pipe connector | — | 2012-11-06 |
| 8181709 | Mounting structure for sprinkler head | — | 2012-05-22 |
| 8109482 | Sprinkler mounting device | — | 2012-02-07 |
| 7980601 | Coupler for corrugated pipe | — | 2011-07-19 |
| 7878464 | Mounting structure of coupler for sprinkler | — | 2011-02-01 |
| 7878555 | Coupling device for circular pipes | — | 2011-02-01 |
| 7506845 | Stock bar and horizontal bar coupling device for mounting sprinkler | — | 2009-03-24 |
| 7427051 | Snap clamp for mounting sprinkler | — | 2008-09-23 |
| 7264214 | Stock bar and T-bar coupling structure for mounting sprinkler | — | 2007-09-04 |