Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570701 | Long-band light source for testing optical elements using feedback loop | Seong-Tank Hwang, Soo Young Yoon, Jeong Moo KIM, Sung Jun Kim | 2003-05-27 |
| 6501594 | Long-band fiber amplifier using feedback loop | Seong-Teak Hwang, Soo Young Yoon, Jeong-mee Kim, Sung Jun Kim | 2002-12-31 |
| 6470113 | Broadband light source using seed-beam | Seong-Teak Hwang, Soo Young Yoon, Jeong-mee Kim, Sung Jun Kim | 2002-10-22 |
| 6437907 | Wide-band optical fiber amplifier and amplifying method thereof | Soo Young Yoon, Seong-Teak Hwang, Jeong-mee Kim, Sung Jun Kim | 2002-08-20 |
| 6404540 | L-band optical fiber amplifier using seed beam | Seong-Teak Hwang, Soo Young Yoon, Jeong-mee Kim, Sung Jun Kim | 2002-06-11 |
| 6392788 | Optical fiber amplifier | Soo Young Yoon, Seong-Taek Hwang, Lars Johan Albinsson Nilsson, Jeong-mee Kim, Sung Jun Kim | 2002-05-21 |
| 6353496 | Wavelength division multiplexing erbium doped fiber amplifier which outputs constant power per channel and amplifying method thereof | Seong-Taek Hwang, Jeong-mee Kim | 2002-03-05 |
| 6339494 | Gain flattened optical fiber amplifier | Seong-Teak Hwang, Soo Young Yoon | 2002-01-15 |
| 6337764 | Optical fiber amplifier for controlling gain flatness | Soo Young Yoon, Seong-Taek Hwang, Sung Jin Kim | 2002-01-08 |
| 6292291 | Optical fiber amplifier having constant output power for each channel and amplifying method thereof | Soo Young Yoon, Seong-Taek Hwang, Sung Jun Kim | 2001-09-18 |