Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9680427 | Power amplifier having stack structure | Chang Kun Park | 2017-06-13 |
| 9503036 | Power amplifier having stack structure | Chang Kun Park | 2016-11-22 |
| 8975999 | Transformer using symmetrical printing pattern | Byung-Joo Kang, Sung Hun AHN, Chang Kun Park | 2015-03-10 |
| 8957529 | Power voltage supply apparatus for three dimensional semiconductor | Chang Kun Park | 2015-02-17 |
| 8866543 | Integrated circuit having stack structure | Chang Kun Park | 2014-10-21 |