Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7002841 | MRAM and methods for manufacturing and driving the same | Wan-jun Park | 2006-02-21 |
| 6999346 | Memory device comprising single transistor having functions of RAM and ROM and methods for operating and manufacturing the same | Byong-man Kim | 2006-02-14 |
| 6998162 | Optical recording medium with phase transition layer and method of manufacturing the optical recording medium | Soo-hwan Jeong, In-Sook Kim | 2006-02-14 |
| 6992923 | Single transistor type magnetic random access memory device and method of operating and manufacturing the same | Dong Wook Kim, Jung-hyun Sok, June-key Lee | 2006-01-31 |
| 6953946 | Emitter for electron-beam projection lithography system and manufacturing method thereof | Chang-wook Moon, Soo-hwan Jeong, Dong Wook Kim | 2005-10-11 |
| 6913984 | Method of manufacturing memory with nano dots | In-Sook Kim, Sun-ae Seo, Soo-hwan Jeong | 2005-07-05 |
| 6891241 | Single transistor type magnetic random access memory device and method of operating and manufacturing the same | Dong Wook Kim, Jung-hyun Sok, June-key Lee | 2005-05-10 |
| 6885138 | Ferroelectric emitter | — | 2005-04-26 |
| 6870173 | Electron-beam focusing apparatus and electron-beam projection lithography system employing the same | Chang-wook Moon, Dong Wook Kim | 2005-03-22 |
| 6867999 | Memory device including a transistor having functions of RAM and ROM | Byong-man Kim | 2005-03-15 |
| 6838727 | Memory device using a transistor and one resistant element for storage | Sun-ae Seo, Hyun-Jo Kim | 2005-01-04 |
| 6815681 | Electron beam lithography apparatus using a patterned emitter | Dong Wook Kim, Chang-wook Moon, In-Sook Kim | 2004-11-09 |
| 6815783 | Single transistor type magnetic random access memory device and method of operating and manufacturing the same | Dong Wook Kim, Jung-hyun Sok, June-key Lee | 2004-11-09 |
| 6794666 | Electron emission lithography apparatus and method using a selectively grown carbon nanotube | Won-bong Choi | 2004-09-21 |
| 6784438 | Electron projection lithography apparatus using secondary electrons | Chang-wook Moon, Dong Wook Kim | 2004-08-31 |
| 6740895 | Method and apparatus for emission lithography using patterned emitter | — | 2004-05-25 |
| 6740925 | Memory device comprising single transistor having functions of RAM and ROM and methods for operating and manufacturing the same | Byong-man Kim | 2004-05-25 |
| 6687210 | High-density information storage apparatus using electron emission and methods of writing, reading and erasing information using the same | Won-bong Choi, Byong-man Kim | 2004-02-03 |
| 6566666 | Method and apparatus for pyroelectric lithography using patterned emitter | — | 2003-05-20 |
| 6479924 | Ferroelectric emitter | — | 2002-11-12 |
| 6476402 | Apparatus for pyroelectric emission lithography using patterned emitter | — | 2002-11-05 |
| 6404667 | 2T-1C ferroelectric random access memory and operation method thereof | — | 2002-06-11 |
| 6077716 | Matrix type multiple numeration system ferroelectric random access memory using leakage current | — | 2000-06-20 |
| 5986298 | Matrix type multiple numeration system ferroelectric random access memory using leakage current | — | 1999-11-16 |
| 5946284 | Disk apparatus using ferroelectric thin film | Il-sub Chung | 1999-08-31 |