Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D716634 | Handle | Fu-Chih Huang | 2014-11-04 |
| D699096 | Lock escutcheon | Tien-Fu Chan | 2014-02-11 |
| 8474885 | Fire door lock structure and latch assembly thereof | Fu-Chih Huang | 2013-07-02 |
| D684842 | Lock escutcheon | Tien-Fu Chan | 2013-06-25 |
| 8146962 | Latch structure of fire door lock | Fu-Chih Huang | 2012-04-03 |
| D645726 | Lock escutcheon | Tien-Fu Chan | 2011-09-27 |