Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10302256 | Lighting apparatus and lighting system | Young-kwang Kwon, Joo-hun Han, Du-su Kwon, Hyun Kyung Kim, Yoon Ki Park +1 more | 2019-05-28 |
| 10006623 | Lighting device | Young-kwang Kwon, Hyung Jin Kim, Do Hyeon Lee | 2018-06-26 |
| 8664687 | Nitride semiconductor light-emitting device and process for producing the same | Dong Hyun Cho, Masayoshi Koike, Yuiji Imai, Min Ho Kim, Hun Joo Hahm | 2014-03-04 |
| 8405103 | Photonic crystal light emitting device and manufacturing method of the same | Dong Yul Lee, Seong Ju Park, Min Ki Kwon, Ja Yeon KIM, Yong Chun Kim +2 more | 2013-03-26 |
| 8012779 | Gallium nitride-based light emitting diode and method of manufacturing the same | Seok Beom Choi, Jong Gun Woo, Doo Go Baik | 2011-09-06 |
| 7906785 | Vertical type nitride semiconductor light emitting device and method of manufacturing the same | Doo Go Baik, Tae Jun Kim | 2011-03-15 |
| 7902544 | Nitride semiconductor light emitting device | Sun Woon Kim, Je Won Kim, Sang Won Kang, Keun Man Song | 2011-03-08 |
| 7872276 | Vertical gallium nitride-based light emitting diode and method of manufacturing the same | Su Yeol Lee, Doo Go Baik, Tae Sung Jang, Jong Gun Woo, Seok Beom Choi +3 more | 2011-01-18 |
| 7829882 | Nitride semiconductor light emitting device | Sun Woon Kim, Je Won Kim, Sang Won Kang, Keun Man Song | 2010-11-09 |
| 7695989 | Method of manufacturing vertical gallium-nitride based light emitting diode | Doo Go Baik, Seok Beom Choi, Su Yeol Lee | 2010-04-13 |
| 7573076 | Vertical gallium-nitride based light emitting diode | Doo Go Baik, Seok Beom Choi, Su Yeol Lee | 2009-08-11 |
| 7553682 | Method of manufacturing vertical nitride light emitting device | Doo Go Baik, Nam-seung KIM | 2009-06-30 |
| 7531841 | Nitride-based semiconductor light emitting device | Kun Yoo Ko, Hun Joo Hahm, Je Won Kim, Hyung-Jin Park, Seok Min Hwang +1 more | 2009-05-12 |
| 7462876 | Nitride semiconductor light emitting device | Sang Heon Han, Je Won Kim, Hyun Wook Shim, Joong Seo Kang, Dong Ju Lee | 2008-12-09 |
| 7436001 | Vertical GaN-based LED and method of manufacturing the same | Jae-Hoon Lee, Hee Seok Choi, Jeong Tak Oh, Seok Beom Choi, Su Yeol Lee | 2008-10-14 |
| 7151045 | Method for separating sapphire wafer into chips using dry-etching | Ju Hyun Kim | 2006-12-19 |
| 7119375 | Light emitting diode and method for manufacturing the same | Doo Go Baik, Hak Kyu Kim | 2006-10-10 |
| 7078256 | Nitride semiconductor LED improved in lighting efficiency and fabrication method thereof | Yung Ho Ryu, Kee Jeong Yang, Jin Sub Park, Young-Hoon Kim | 2006-07-18 |
| 7074652 | Method for separating sapphire wafer into chips | Jeong-Goo Yoon, Kuk Yi | 2006-07-11 |
| 7012284 | Nitride semiconductor light emitting device and method of manufacturing the same | Seok Beom Choi, Hee Seok Choi | 2006-03-14 |
| 6774492 | Chip package assembly having chip package mounted on printed circuit board | Moon Ahn, Kwang Cheol Cho | 2004-08-10 |
| 6703677 | Submount integrated photodiode and laser diode package using the same | Kyung Ho Lee, Jeong Ho Yoon, Si Young Yang, Jong-Hwa Lee | 2004-03-09 |
| 6236102 | Chip type thin film capacitor, and manufacturing method therefor | Young Min Kim | 2001-05-22 |