Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12068582 | Vertical-cavity surface-emitting laser | Ki Hwang Lee, Jeong Rae Ro, Yoon Sang Jeon, Gong Hee Choi | 2024-08-20 |
| 11764544 | Vertical-cavity surface-emitting laser | Ki Hwang Lee, Jeong Rae Ro | 2023-09-19 |
| 11764545 | Vertical-cavity surface-emitting laser | Ki Hwang Lee, Jeong Rae Ro, Yoon Sang Jeon, Gong Hee Choi | 2023-09-19 |
| 11404848 | Vertical-cavity surface-emitting laser | Ki Hwang Lee, Jeong Rae Ro, Yoon Sang Jeon, Gong Hee Choi | 2022-08-02 |
| 6727109 | Method of fabricating long wavelength vertical-cavity surface-emitting lasers | Young-Gu Ju, Won Seok Han, O Kyun Kwon, Jae Heon Shin, Jung Rae Ro | 2004-04-27 |
| 6621843 | Long wavelength surface-emitting semiconductor laser device and method for manufacturing the same | O-Kyun Kwon, Young-Gu Ju | 2003-09-16 |
| 6584136 | Folded cavity laser | Young-Gu Ju, O-Kyun Kwon | 2003-06-24 |
| 6482665 | Polarization switching surface-emitting laser and a method of manufacturing the same | Hye Yong Chu, Hyo-Hoon Park | 2002-11-19 |
| 6475818 | Method for fabricating multi-channel array optical device | O Kyun Kwon, Jae Heon Shin, Jong Heob Baek | 2002-11-05 |
| 6347165 | Wavelength demultiplexer without waveguide bending loss | Kyung-Sook Hyun | 2002-02-12 |
| 6343090 | Single mode surface emitting laser | Hye Yong Chu, Hyo-Hoon Park, Kyung-Sook Hyun, El-Hang Lee | 2002-01-29 |
| 5939729 | Optical controlled resonant tunneling diode | Hye Yong Chu, Kyu Suk Lee, Hyo-Hoon Park | 1999-08-17 |
| 5895224 | Three-dimensional cavity surface emitting laser structure and fabrication method thereof | Hyo-Hoon Park, Hye Yong Chu | 1999-04-20 |
| 5888842 | Method of manufacturing polarization-controlled surface emitting laser array | Hye Yong Chu, Hyo-Hoon Park | 1999-03-30 |
| 5773319 | Method for producing a hydrogenated vertical-cavity surface-emitting laser | Hye Yong Chu, Hyo-Hoon Park | 1998-06-30 |
| 5770851 | Compact optical logic operator array | Hyo-Hoon Park, Kwang Joon Kim, Kyung-Sook Hyun, O-Kyun Kwon, Seok-Ho Song +1 more | 1998-06-23 |
| 5448080 | Ultrafast optical switching device having a double-junction multiple quantum well structure | Seon Gyu Han, Jong Tai LEE, Tae Zyung, Young-Wan Choi, Pyong-Woon Park +1 more | 1995-09-05 |