Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7178373 | Mortise lock | Mu-Lin Shen | 2007-02-20 |
| 7082794 | Mortise lock | Mu-Lin Shen | 2006-08-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7178373 | Mortise lock | Mu-Lin Shen | 2007-02-20 |
| 7082794 | Mortise lock | Mu-Lin Shen | 2006-08-01 |