Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666833 | Reinforcing apparatus for a lever handle of a door lock | Sheen-Youl Gao, Rong-Faa Wu, Ming-Shyang Chiao, Cheng-Wen Lai, San-Yi Lin +1 more | 1997-09-16 |
| 5655393 | Door lock set with simultaneously retractable deadbolt and latch | Ching-Chuan Kuo | 1997-08-12 |