Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443503 | Dual backset deadbolt assembly | Yung-Chen Lin | 2002-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443503 | Dual backset deadbolt assembly | Yung-Chen Lin | 2002-09-03 |