Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7630694 | Remote access unit and optical network for bidirectional wireless communication using the same | Yong-Gyoo Kim, Seong-Taek Hwang, Byung-Jik Kim, Gyu-Woong Lee, Hoon Kim +3 more | 2009-12-08 |
| 7451253 | High-speed data transfer and multitasking method for portable terminal having mass storage secondary memory | Ki Hyeong Lee | 2008-11-11 |
| 7411065 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2008-08-12 |
| 7371860 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2008-05-13 |
| 7371859 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2008-05-13 |
| 7362978 | Duobinary optical transmission apparatus | Han-Lim Lee, Yun-Je Oh, Seong-Taek Hwang | 2008-04-22 |
| 7289048 | Duo-binary encoder and optical duo-binary transmission apparatus using the same | Han-Lim Lee, Seong-Taek Hwang | 2007-10-30 |
| 7266300 | BPSR optical transmission node | Young-Hun Joo, Seong-Taek Hwang | 2007-09-04 |
| 7257330 | Duobinary optical transmission apparatus using a semiconductor optical amplifier | Gyu-Woong Lee, Seong-Taek Hwang, Yun-Je Oh | 2007-08-14 |
| 7224506 | Single side band modulation device | Hoon Kim, Han-Lim Lee, Seong-Taek Hwang | 2007-05-29 |
| 7211668 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Sung-hee Lee | 2007-05-01 |
| 7193539 | Precoder and optical duo-binary transmission apparatus using the same | Han-Lim Lee, Yun-Je Oh, Seong-Taek Hwang | 2007-03-20 |
| 7179896 | Method of making PNA oligomers | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2007-02-20 |
| 7145006 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2006-12-05 |
| 7125994 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2006-10-24 |
| 7022851 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +1 more | 2006-04-04 |
| 6969766 | PNA monomer and precursor | Hyunil Lee, Jong Chan LIM, Hoon Choi, Jae Hoon Jeon, Sang Youl Ahn +2 more | 2005-11-29 |
| 6909386 | Duo-binary encoder and optical duo-binary transmission apparatus | Han-Lim Lee, Seong-Taek Hwang | 2005-06-21 |
| 6891651 | EML transmitter applying band stop filter | Gyu-Woong Lee, Yun-Je Oh, Seong-Taek Hwang | 2005-05-10 |
| 6630593 | Process for preparing a 1-substituted 5-hydroxymethyl imidazole | Hyun-Ik Shin, Jay Hyok Chang, Kyoo-Woong Lee, Hyun-Il Lee, Do Hyun Nam | 2003-10-07 |
| 5977671 | Motor assembly for driving a fan of a gas boiler | — | 1999-11-02 |
| 5460799 | Lipophilic contrast agents for diagnostic image analysis | Gabriel A. Elgavish | 1995-10-24 |
| 5430153 | 2-quinolinone derivatives | Chwang Siek Pak, Eun Bok Choi, Heui Cheol Yang, Gyu Hwan Yon, Ge Hyeong Lee +5 more | 1995-07-04 |
| 5370860 | Lipophilic contrast agents for diagnostic image analysis | Gabriel A. Elgavish | 1994-12-06 |
| 5242681 | Lipophilic contrast agents for diagnostic image analysis | Gabriel A. Elgavish | 1993-09-07 |