Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646515 | Isolator/circulator having propeller resonator loaded with a plurality of symmetric magnetic walls | Sang Seok Lee, Tae Goo Choy | 2003-11-11 |
| 6597263 | Dielectric filter having notch pattern | Bon Hee Koo, Chang Hwa Lee, Oh-Gone Chun, Sang Seok Lee | 2003-07-22 |