Issued Patents All Time
Showing 101–110 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7145515 | Antenna beam controlling system for cellular communication | — | 2006-12-05 |
| 6952586 | Frequency allocation system for use in a wireless communication system and method for the implementation thereof | Yoon-Bae Lee | 2005-10-04 |
| 6661374 | Base transceiver station having multibeam controllable antenna system | Young-Chan Moon, Yong-Sup Kil, Yoon-Bae Lee | 2003-12-09 |
| 6504510 | Antenna system for use in a wireless communication system | — | 2003-01-07 |
| 6504450 | Signal process apparatus for phase-shifting N number of signals inputted thereto | Yoon-Bae Lee, Gyu-Sang Hwang, In-Young Lee, Sang-Wook Bang, Chang-Yun Seo +4 more | 2003-01-07 |
| 6392507 | Signal-processing apparatus for shifting phase of a signal inputted thereto and attenuating the signal | — | 2002-05-21 |
| 6337612 | Switch using solenoid | Dong Hwi Lee | 2002-01-08 |
| 6124771 | Switch with a rocker, which has an affixed magnet | Dong Hwi Lee | 2000-09-26 |
| 5872491 | Switchable N-way power divider/combiner | Ik-Soo Chang | 1999-02-16 |
| 5712603 | Multipole multiposition microwave switch with a common redundancy | David Kim | 1998-01-27 |