Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D581248 | Pin for a lock core assembly | I-Chien Hsin | 2008-11-25 |
| D581249 | Pin for a lock core assembly | I-Chien Hsin | 2008-11-25 |
| 7421870 | Lock core assembly | I-Chien Hsin | 2008-09-09 |