Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10574357 | Headend for distributed antenna system and operating method thereof | — | 2020-02-25 |
| 10298328 | Head-end device of distributed antenna system and method of operation thereof | — | 2019-05-21 |
| 9735872 | Remote device of optical relay system | Kyung Eun Han | 2017-08-15 |
| 5420812 | Bidirectional type CCD | — | 1995-05-30 |