Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8742449 | Light emitting diode having electrode pads | Won Cheol Seo, Dae-sung Cho, Kyoung Wan Kim, Yeo Jin Yoon | 2014-06-03 |
| 8664638 | Light-emitting diode having an interlayer with high voltage density and method for manufacturing the same | Hong Jae Yoo | 2014-03-04 |
| 8648380 | Light emitting device having a plurality of non-polar light emitting cells and a method of fabricating the same | Kwang Choong Kim, Won Cheol Seol, Dae Won Kim, Dae Sung Kal | 2014-02-11 |
| 8461770 | Light-emitting diode driver | Hyun Gu Kang, Dae Sung Kal, Won Cheol Seo | 2013-06-11 |
| 8436369 | Light emitting diode having electrode pads | Won Cheol Seo, Dae Sung Kal, Kyoung Wan Kim, Yeo Jin Yoon | 2013-05-07 |
| 8436389 | Light emitting device having a plurality of non-polar light emitting cells and a method of fabricating the same | Kwang Choong Kim, Won Cheol Seo, Dae Won Kim, Dae Sung Kal | 2013-05-07 |
| 8357924 | Light emitting diode and method of fabricating the same | Kwang Joong Kim, Chang Suk Han, Seung Kyu Choi, Ki Bum Nam, Nam Yoon Kim +2 more | 2013-01-22 |
| 8309971 | Light emitting diode having electrode pads | Won Cheol Seo, Dae Sung Kal, Kyoung Wan Kim, Yeo Jin Yoon | 2012-11-13 |
| 8294171 | Light emitting device having plurality of non-polar light emitting cells and method of fabricating the same | Won Cheol Seo, Kwang Choong Kim | 2012-10-23 |
| 8232565 | Light emitting diode for AC operation | Chung Hoon Lee, Dae Won Kim, Dae Sung Kal, Won Cheol Seo, Yeo Jin Yoon | 2012-07-31 |
| 8211724 | Light emitting device having a plurality of non-polar light emitting cells and a method of fabricating the same | Kwang Choong Kim, Won Cheol Seo, Dae Won Kim, Dae Sung Kal | 2012-07-03 |
| 8188489 | Light emitting diode for AC operation | Chung Hoon Lee, Dae Won Kim, Dae Sung Kal, Won Cheol Seo, Yeo Jin Yoon | 2012-05-29 |
| 8183072 | Light emitting device having plurality of non-polar light emitting cells and method of fabricating the same | Won Cheol Seo, Kwang Choong Kim | 2012-05-22 |
| 7846755 | Light emitting diode having plurality of light emitting cells and method of fabricating the same | Dae Sung Kal, Dae Won Kim, Won Cheol Seo, Joo Woong Lee | 2010-12-07 |
| 7709849 | Light emitting diode having plurality of light emitting cells and method of fabricating the same | Dae Sung Kal, Dae Won Kim, Won Cheol Seo, Joo Woong Lee | 2010-05-04 |