Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12262975 | Intraoral scanner having tomographic imaging function and method for tomographic imaging of oral cavity using the same | Hyo Sang Jeong, Su Min HAN, Weon Joon LEE | 2025-04-01 |
| 12220168 | Chart projector for testing visual acuity | Jong Min LIM | 2025-02-11 |
| 12196541 | Calibration method of optical coherence tomography device and camera | Seong Hun SHIN, Dong Won Kim, Weon Joon LEE | 2025-01-14 |
| 12062212 | Optical coherence tomography-based intraoral scanner calibration device and method for obtaining calibration information through full area scan | Hyo Sang Jeong, Weon Joon LEE | 2024-08-13 |
| 10918282 | Eye-examining apparatus in which visible-optical channel and infrared-optical channel are integrated | Jae Hong MO, Min Su Kim | 2021-02-16 |
| 10634940 | Method for producing curved display | Kwon-Hag Kang | 2020-04-28 |
| 10353229 | Method for producing curved display | Kwon-Hag Kang | 2019-07-16 |
| 9705401 | Buck-boost converters and power management integrated circuits including the same | Jae Yeol Han, Dong-Jin Keum, Il-Young Sohn, Ryotaro Kudo | 2017-07-11 |
| 8854348 | Negative level shifters | — | 2014-10-07 |
| 7183154 | Nonvolatile memory cells having split gate structure and methods of fabricating the same | Jin Woo Kim, Dong-Jun KIM, Dai-Geun Kim | 2007-02-27 |
| 7180124 | Nonvolatile memory cells having split gate structure and methods of fabricating the same | Jin Woo Kim, Dong-Jun KIM, Dai-Geun Kim | 2007-02-20 |
| 6867082 | Nonvolatile memory cells having split gate structure and methods of fabricating the same | Jin Woo Kim, Dong-Jun KIM, Dai-Geun Kim | 2005-03-15 |
| 6818509 | Methods of fabricating electrically erasable programmable read-only memory (EEPROM) devices including multilayer sense and select transistor gates | Weon-Ho Park, Jeung-Wook Han, Chil-Hee Chung | 2004-11-16 |
| 6803276 | Semiconductor device having a flash memory cell and fabrication method thereof | Dong-Jun KIM, Jin Ho Kim, Yong-Kyu Lee, Eui-Youl Ryu | 2004-10-12 |
| 6800525 | Method of manufacturing split gate flash memory device | Eui-Youl Ryu, Jae-Min Yu, Jin Woo Kim, Jae Hyun Park, Yong Hee Kim +6 more | 2004-10-05 |
| 6784476 | Semiconductor device having a flash memory cell and fabrication method thereof | Dong-Jun KIM, Jin Ho Kim, Yong-Kyu Lee, Eui-Youl Ryu | 2004-08-31 |
| 6753571 | Nonvolatile memory cells having split gate structure and methods of fabricating the same | Jin Woo Kim, Dong-Jun KIM, Dai-Geun Kim | 2004-06-22 |
| 6730565 | Method of forming flash memory | Dong-Jun KIM, Jin Woo Kim | 2004-05-04 |
| 6724661 | Erasing method in non-volatile memory device | Yong-Kyu Lee, Dong-Jun KIM, Eui-Youl Ryu, Jin Ho Kim | 2004-04-20 |
| 6716699 | Method for manufacturing flash memory device | Sang Wook Park, Dai-Geun Kim | 2004-04-06 |
| 6683340 | Split gate flash memory | Dong-Jun KIM, Young Kyu Lee, Eui-Youl Ryu | 2004-01-27 |
| 6649471 | Method of planarizing non-volatile memory device | Dong-Jun KIM, Eui-Youl Ryu, Dai-Goun Kim, Young-Hee Kim, Sang-rok Hah +3 more | 2003-11-18 |
| 6524915 | Split-gate flash memory and method of manufacturing the same | Dong-Jun KIM, Young Kyu Lee, Eui-Youl Ryu | 2003-02-25 |
| 6483145 | Electrically erasable programmable read-only memory (EEPROM) devices including multilayer sense and select transistor gates | Weon-Ho Park, Jeung-Wook Han, Chil-Hee Chung | 2002-11-19 |
| 5946528 | Liquid electrophotographic printer | — | 1999-08-31 |