Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630873 | Magnetostatic wave filter | Dong Young Kim, Sang Seok Lee | 2003-10-07 |
| 6373352 | Duplexer with stepped impedance resonators | Chang Hwa Lee, Bon Hee Koo, Dong Suk Jun, Sang Seok Lee, Tae Goo Choy | 2002-04-16 |
| 6356165 | Magnetostatic wave devices for high frequency signal processing | Chang Hwa Lee, Dong Suk Jeon, Sang Seok Lee | 2002-03-12 |
| 5886986 | Duplexer having dual coupled line characteristics | Chang Hwa Lee, Bon Hee Koo, Dong Suk Jun, Sang Seok Lee, Tae Goo Choy | 1999-03-23 |