Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7183882 | Microstrip band pass filter using end-coupled SIRs | Dong Suk Jun, Dong Young Kim, Hong Yeol Lee, Sang Seok Lee | 2007-02-27 |
| 6956447 | Directional coupler using non-radiative dielectric waveguide | Hong Yeol Lee, Jin Woo Hahn, Dong Suk Jun, Sang Seok Lee | 2005-10-18 |