Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6364382 | Drawing plate structure of a latch of an auxiliary lock | Mu-Lan Huang | 2002-04-02 |
| 6334635 | Latch bolt mechanism of a tubular lock with adjustable backset by an extension casing | — | 2002-01-01 |
| 6334636 | Remotely controllable lock | Chih-Cheng Huang, Jo-Chiao Wang | 2002-01-01 |