Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7364212 | Door lock | — | 2008-04-29 |
| 7311342 | Lock device | — | 2007-12-25 |
| 7261341 | Reversible latch assembly | — | 2007-08-28 |
| D542114 | Door handle | Tae Hwan Lee | 2007-05-08 |
| D537318 | Door handle | Tae Hwan Lee | 2007-02-27 |
| 7121127 | Lock set with a quick changeability | — | 2006-10-17 |
| 6536816 | Adjustable door lock core | — | 2003-03-25 |
| 6494504 | Adjustable latch assembly | — | 2002-12-17 |