Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5867097 | Method and apparatus for alarm signal processing | Chang-Su Ko | 1999-02-02 |
| 5777983 | Asynchronous multiport controlling technique for a single system of a remote security administration system | — | 1998-07-07 |