Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9858736 | Password setting method and system, and lockset matching method and system | Chun-Ming Lin, Yu-Tsun Chen | 2018-01-02 |
| 9609512 | Wireless authentication system and wireless authentication method | Chung-Ming Lin, Sheng-Chang Liu | 2017-03-28 |
| 8188840 | Authenticating method and identification system | Sheng-Chun Hsu | 2012-05-29 |
| 7602291 | Method and system for verifying authenticity of an object | Sheng-Chun Hsu | 2009-10-13 |