Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622535 | Lock construction having an electrically activated clutch mechanism and a transmission mechanism | Wei-Lung Chiang, Tsung-Chung Hung, Po-Yang Chen | 2003-09-23 |
| 6585302 | Electrically operated lock | — | 2003-07-01 |