Issued Patents All Time
Showing 76–99 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7337089 | Apparatus for measuring picture and lifetime of display panel | Yong Suk Yang, Jeong Ik Lee, Ji-Young OH, Sang Hee Park, Chi-Sun Hwang +3 more | 2008-02-26 |
| 7057074 | Bisphenylene-spirobifluorene compounds, method for synthesizing the same, and electroluminescence material and device having the same | Hyoyoung Lee, Jiyoung Oh, Jeong Ik Lee, Seong Hyun Kim, Lee-Mi Do +1 more | 2006-06-06 |
| 7005199 | Organic electroluminescent devices having encapsulation thin film formed by wet processing and methods for manufacturing the same | Gi Heon Kim, Ji-Young OH, Yong Suk Yang, Jeong Ik Lee, Lee-Mi Do +1 more | 2006-02-28 |
| 6933063 | Spirobifluorene compounds, electroluminescence polymer and electroluminescence element having the same | Jeong Ik Lee, Hyoyoung Lee, Jiyoung Oh, Lee-Mi Do, Seong Hyun Kim +1 more | 2005-08-23 |
| 6878468 | Compounds capable of transporting/injecting hole and organic electroluminescent device having self-assembled monolayer comprising the same | Jeong Ik Lee, Hyoyoung Lee, Ji-Young OH, Seong Hyun Kim, Lee-Mi Do +4 more | 2005-04-12 |
| 6844088 | Bisphenylene-spirobifluorene compounds, method for synthesizing the same, and electroluminescence material and device having the same | Hyoyoung Lee, Jiyoung Oh, Jeong Ik Lee, Seong Hyun Kim, Lee-Mi Do +1 more | 2005-01-18 |
| 6805976 | Organic electroluminescent device and preparation thereof | Lee-Mi Do, Jeong Ik Lee, Seong Hyun Kim, Tae Hyoung Zyung, Hyo Young Lee +3 more | 2004-10-19 |
| 6590125 | Blue light-emitting polymer prepared using a fluorinated tetraphenyl monomer and an EL device manufactured using the polymer | Do Hoon Hwang, Tae Hyoung Zyung, Lee-Mi Do | 2003-07-08 |
| 6524884 | Method for fabricating an organic electroluminescene device having organic field effect transistor and organic eloectroluminescence diode | Seong Hyun Kim, Lee-Mi Do, Jeong Ik Lee, Hyo Young Lee, Ji-Young OH +2 more | 2003-02-25 |
| 6498802 | Organic micro-cavity laser | Jeong Ik Lee, Seong Hyun Kim, Lee-Mi Do, Heuk Park, Do Hoon Hwang +1 more | 2002-12-24 |
| 6495273 | Blue light-emitting polymer prepared using a florinated tetraphenyl monomer and an EL device manufactured using the polymer | Do Hoon Hwang, Tae Hyoung Zyung, Lee-Mi Do | 2002-12-17 |
| 6482665 | Polarization switching surface-emitting laser and a method of manufacturing the same | Byueng-Su Yoo, Hyo-Hoon Park | 2002-11-19 |
| 6483123 | Organic electroluminescent device having organic field effect transistor and organic light-emitting diode and method for fabricating the same | Seong Hyun Kim, Lee-Mi Do, Jeong Ik Lee, Hyo Young Lee, Ji-Young OH +2 more | 2002-11-19 |
| 6343090 | Single mode surface emitting laser | Byueng-Su Yoo, Hyo-Hoon Park, Kyung-Sook Hyun, El-Hang Lee | 2002-01-29 |
| 6055087 | Photo-induced electro-optic oscillator using a multiple quantum well pin diode | O Kyun Kwon, Kyu-Seok Lee | 2000-04-25 |
| 5939729 | Optical controlled resonant tunneling diode | Kyu Suk Lee, Byueng-Su Yoo, Hyo-Hoon Park | 1999-08-17 |
| 5895224 | Three-dimensional cavity surface emitting laser structure and fabrication method thereof | Hyo-Hoon Park, Byueng-Su Yoo | 1999-04-20 |
| 5888842 | Method of manufacturing polarization-controlled surface emitting laser array | Byueng-Su Yoo, Hyo-Hoon Park | 1999-03-30 |
| 5773319 | Method for producing a hydrogenated vertical-cavity surface-emitting laser | Byueng-Su Yoo, 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 |
| 5670385 | Method for fabricating an optical controlled resonant tunneling oscillator | — | 1997-09-23 |
| 5661076 | Method for fabricating a vertical-cavity surface-emitting laser diode | Byeung-Su Yoo, Hyo-Hoon Park, Min Soo Park | 1997-08-26 |
| 5569933 | Optical controlled resonant tunneling oscillator | Pyong-Woon Park | 1996-10-29 |
| 5446293 | Resonant tunneling opto-electronic device having a plurality of window layers | Pyong-Woon Park, Seon Gyu Han, Young-Wan Choi, Gyung-Ock Kim | 1995-08-29 |