Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054909 | Microwave filter with U-type resonator | Chang Hwa Lee, Myung-Soo Kim, Bon Hee Koo, Sang Seok Lee, Tae Goo Choy | 2000-04-25 |
| 5936489 | Dielectric microwave filter | Chang Hwa Lee, Sang Seok Lee, Tae Goo Choy | 1999-08-10 |
| 5886986 | Duplexer having dual coupled line characteristics | Chang Hwa Lee, Meyng-Soo Kim, Bon Hee Koo, Sang Seok Lee, Tae Goo Choy | 1999-03-23 |