Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9033551 | Light emitting diode lamp | Kyeong-Jun Lim | 2015-05-19 |
| 8778463 | Method for manufacturing the color controlled sapphire | Jae Won PARK, Ju-Hyung Ahn, Young Chool Kim, Junyeon Kim | 2014-07-15 |