Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10047544 | Transmission device of electronic lock | Tony Yen, Po-Yang Chen, Song-Gen Shyu, Rong-Faa Wu, Kun-Chen Lee | 2018-08-14 |
| 8881562 | Mortise lock | Tsung-Chung Huang, Cheng-Chung Liu, Ju-Lin Yang, Song-Gen Shyu, Ching-Chuan Kuo | 2014-11-11 |
| 8371627 | Latch-bolt mechanism operable to allow for idle rotation of an exterior handle | Ting-Cheng Chang, Song-Gen Shyu, Ching-Chuan Kuo | 2013-02-12 |
| 8316676 | Re-keyable cylinder lock | Ju-Lin Yang, Cheng-Chung Liu, Kun-Chen Lee, Song-Gen Shyu, Ching-Chuan Kuo | 2012-11-27 |
| D660128 | Door lever | Yu Lin, Kun-Chen Lee, Ting-Cheng Chang | 2012-05-22 |
| 7975518 | Re-keyable lock with improvements for preventing incomplete re-keying | Ju-Lin Yang, Rong-Faa Wu, Ching-Chuan Kuo | 2011-07-12 |
| 7874191 | Cylinder lock | Ju-Lin Yang, Po-Yang Chen, Kun-Chen Lee, Rong-Faa Wu, Ching-Chuan Kuo | 2011-01-25 |