Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7543942 | Automatic door mechanism for projector | — | 2009-06-09 |
| 7437748 | Disk cartridge and data medium having same | Cheol-Gyu Kim | 2008-10-14 |
| 7360229 | Optical disc cartridge and apparatus having a disc fixing/releasing mechanism for recording or reproducing data | Seong T. Kang, Wae Yeul Kim | 2008-04-15 |
| 7140031 | Optical disc loading apparatus | In-sang Song | 2006-11-21 |
| 5136443 | Cassette loading apparatus for digital audio tape recorder | Seok P. Chung, Byung C. Lim | 1992-08-04 |
| 5060094 | Cassette loading apparatus for digital audio tape recorder | Seok P. Chung, Byung C. Lim | 1991-10-22 |