Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 6815681 | Electron beam lithography apparatus using a patterned emitter | Dong Wook Kim, Chang-wook Moon, In-Sook Kim | 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 |
| 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 |
| 6740895 | Method and apparatus for emission lithography using patterned emitter | — | 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 |