Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12323723 | Image sensing device and imaging device including the same | Da Hwan PARK, Min-Kyu Kim, Hak Soon KIM, Min Seok SHIN, Eun Chang Lee +1 more | 2025-06-03 |
| 11953948 | Apparatus for locking portable computer | Byong Ju Bae, Dong Keun OH, Hyun Soo LIM | 2024-04-09 |
| 10192595 | Level shifter and operation method thereof | Tae Gyu Kim, Do Hee Kim | 2019-01-29 |
| 9916898 | EPROM cell array, method of operating the same, and memory device including the same | — | 2018-03-13 |
| 9355726 | EPROM cell array, method of operating the same, and memory device including the same | — | 2016-05-31 |
| 8908458 | Sense amplifier circuit for nonvolatile memory | — | 2014-12-09 |
| 8779842 | Voltage output circuit and apparatus for selectively outputting negative voltage using the same | — | 2014-07-15 |
| 8254176 | Eeprom device | — | 2012-08-28 |
| 7843712 | Charge pump for positive pumping and negative pumping | — | 2010-11-30 |
| 7751247 | Method and apparatus for trimming reference voltage of flash memory device | — | 2010-07-06 |
| 7667521 | Voltage switch circuit of semiconductor device | — | 2010-02-23 |