Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9653911 | Broadband surge suppression module having optical coupling channel | Kyung-Hoon Lee, Sung Hyun Kim, Hoon Lee, Ki Baek KIM, Dong-Min Kim +2 more | 2017-05-16 |
| 9448270 | Pulse injection apparatus | Up NAMKOONG, Seung-Kab RYU, Kwang-Uk Chu | 2016-09-20 |
| 9190722 | Antenna line protection device | Seung-Kab RYU, Kyung-Hoon Lee, Kwang-Uk Chu, Up NAMKOONG | 2015-11-17 |
| 8994471 | Stacked diode limiter | Seung-Kab RYU, Kyung-Hoon Lee, Kwang-Uk Chu, Up NAMKOONG | 2015-03-31 |