Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10292220 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2019-05-14 |
| 9445462 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2016-09-13 |
| 9030110 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2015-05-12 |
| 8937326 | LED package having an array of light emitting cells coupled in series | Chung Hoon Lee, Keon Young Lee, Dae Won Kim, Hyuck Jung Choi | 2015-01-20 |
| 8866417 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2014-10-21 |
| 8860331 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2014-10-14 |
| 8716946 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2014-05-06 |
| 8610138 | LED package having an array of light emitting cells coupled in series | Chung Hoon Lee, Keon Young Lee, Dae Won Kim, Hyuok Jung Choi | 2013-12-17 |
| 8445933 | LED package having an array of light emitting cells coupled in series | Chung Hoon Lee, Keon Young Lee, Dae Won Kim, Hyuck Jung Choi | 2013-05-21 |
| 8395332 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2013-03-12 |
| 8368190 | LED package having an array of light emitting cells coupled in series | Chung Hoon Lee, Keon Young Lee, Dae Won Kim, Hyuck Jung Choi | 2013-02-05 |
| 8188687 | Light emitting device for AC power operation | Chung Hoon Lee, James S. Speck, Jae Jo Kim, Sung Han Kim, Jae Ho Lee | 2012-05-29 |
| 8159000 | LED package having an array of light emitting cells coupled in series | Chung Hoon Lee, Keon Young Lee, Dae Won Kim, Hyuck Jung Choi | 2012-04-17 |
| 8076680 | LED package having an array of light emitting cells coupled in series | Chung Hoon Lee, Keon Young Lee, Dae Won Kim, Hyuck Jung Choi | 2011-12-13 |
| RE42112 | Chip light emitting diode and fabrication method thereof | Kwan-Young Han, Do Hyung Kim, Seung-Man Yang, Chung Hoon Lee, Kwang-Il Park | 2011-02-08 |
| 7880183 | Light emitting device having a plurality of light emitting cells and method of fabricating the same | Chung Hoon Lee, James S. Speck | 2011-02-01 |
| 7772601 | Light emitting device having a plurality of light emitting cells and method of fabricating the same | Chung Hoon Lee, James S. Speck | 2010-08-10 |
| 7772602 | Light emitting device having a plurality of light emitting cells and method of fabricating the same | Chung Hoon Lee, James S. Speck | 2010-08-10 |
| 7042022 | Chip light emitting diode and fabrication method thereof | Kwan-Young Han, Do Hyung Kim, Seung-Man Yang, Chung Hoon Lee, Kwang-Il Park | 2006-05-09 |