Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6904188 | Acousto-optic tunable filter having improved wave-damping capability | Seok-Hyun Yun, In-Kag Hwang, Kwan Il Lee, Hyo Sang Kim, Pavel G. Polynkin +1 more | 2005-06-07 |
| 5022732 | Fiber optic intermode coupling single sideband frequency shifter | Byoung Y. Kim, James N. Blake, Herbert J. Shaw | 1991-06-11 |
| 4649509 | Surface acoustic wave convolver arrangement with closely spaced impedance matched input transducers | — | 1987-03-10 |