Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9921562 | Programmable switching system | — | 2018-03-20 |
| 9903137 | Rotating lock latch bolt and locks having the rotating lock latch bolts | Jianping Sun | 2018-02-27 |
| 9887482 | Connector structure | Jack Lam | 2018-02-06 |