Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8198609 | Apparatus for forming nano pattern and method for forming the nano pattern using the same | Moo Youn Park, Jin Ha Kim, Soo Ryong Hwang, Jong Ho Lee | 2012-06-12 |
| 8179430 | Biometric authentication device | Hae Seung Hyun, Bae Kyun Kim, Il Kweon Joung, Kyungno Lee | 2012-05-15 |
| 8148178 | Method of growing nitride single crystal and method of manufacturing nitride semiconductor light emitting device | Ho Sun Paek, Sung-nam Lee, Jeong-wook Lee, Youn Joon Sung | 2012-04-03 |
| 8080480 | Method of forming fine patterns and manufacturing semiconductor light emitting device using the same | Jong Ho Lee, Moo Youn Park, Soo Ryong Hwang, Gwan Su Lee, Jin Ha Kim | 2011-12-20 |
| 7453996 | Billing method for telecommunication service based on fixed fee | — | 2008-11-18 |