Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10505517 | Radio frequency switch circuit and apparatus having built-in coupler | Yoo Sam Na, Jong Mo Lim, Hyun Hwan Yoo, Hyun Jin Yoo, Seong Jong CHEON | 2019-12-10 |
| 10505579 | Radio frequency switching device for fast switching operation | Byeong Hak Jo, Hyun Paek, Jeong Hoon Kim, Yoo Sam Na | 2019-12-10 |
| 10305467 | Radio frequency switch circuit | Jong Mo Lim, Yoo Sam Na, Hyun Jin Yoo, Hyun Hwan Yoo | 2019-05-28 |
| 10274981 | Voltage dropping apparatus, voltage switching apparatus, and internal voltage supply apparatus using the same | Hyun Hwan Yoo, Jong Myeong Kim, Yoo Sam Na, Dae Seok Jang, Hyun Jin Yoo | 2019-04-30 |