Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9755106 | Light emitting diode with improved light extraction efficiency | Jeong Hee Yang, Kyoung Wan Kim, Yeo Jin Yoon, Keum Ju Lee | 2017-09-05 |
| 9030090 | Light emitting diode with improved light extraction efficiency | Jeong Hee Yang, Kyoung Wan Kim, Yeo Jin Yoon, Keum Ju Lee | 2015-05-12 |
| 8963183 | Light emitting diode having distributed Bragg reflector | Duk Il Suh, Kyoung Wan Kim, Yeo Jin Yoon, Ye Seul Kim, Sang-Hyun Oh +1 more | 2015-02-24 |
| 8525212 | Light emitting diode having electrode extensions | Kyoung Wan Kim, Ye Seul Kim, Jeong Hee Yang | 2013-09-03 |
| 8373188 | Light emitting diode having distributed Bragg reflector | Duk Il Suh, Kyoung Wan Kim, Yeo Jin Yoon, Ye Seul Kim, Sang-Hyun Oh +1 more | 2013-02-12 |