Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10041274 | Mechanical composite lock | — | 2018-08-07 |
| 9845616 | Lockset | — | 2017-12-19 |
| 9809998 | Lock | — | 2017-11-07 |
| 9714526 | Code combination lock | — | 2017-07-25 |
| 8943862 | Composite coded lock for a bag | — | 2015-02-03 |
| 6875041 | Latch for electrical device combined with data card ejector | Yu-Chuan Chang, Chin-Kai Sun | 2005-04-05 |