Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6297679 | Input buffer | — | 2001-10-02 |
| 6233183 | Semiconductor memory device with high data access speed | Cheol JEONG | 2001-05-15 |
| 6172932 | On-chip voltage generating device for semiconductor memory with reduced stand-by current | — | 2001-01-09 |
| 6147745 | Exposure apparatus | Deok Yong Ko, Joong-yeon Jeong, Hyung Seok Lee, Yeon-Wook Jung | 2000-11-14 |
| 6137743 | Semiconductor memory device with reduced consumption of standby current in refresh mode | — | 2000-10-24 |
| 6043841 | Apparatus for observing arc of lamp | — | 2000-03-28 |
| 6002500 | Holographic screen including convex protrusions | — | 1999-12-14 |
| 5930177 | Buffer control circuit and method for semiconductor memory device with power saving function | — | 1999-07-27 |
| 5926427 | Power line noise prevention circuit for semiconductor memory device | — | 1999-07-20 |
| 5877893 | Holographic screen having light absorbers for absorbing ambient light | — | 1999-03-02 |
| 5674506 | Make-up cosmetic compositions containing powdered phaffia yeast | Sung So, Do Keun Park, Yeo Ran Yun | 1997-10-07 |