Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7899361 | Photosensitive medium supporting apparatus, developing cartridge and image forming apparatus having the same and method to assemble and disassemble a developing cartridge | — | 2011-03-01 |
| 6792532 | Method for encrypting data using IEEE 1394 serial bus network | Seung Hyun Lee, Sung Hun Cho, Won-Seok Cho, In Seong Hwang | 2004-09-14 |
| 6430635 | Protocol interfacing method | In Seong Hwang, Sung Hun Cho, Seung Hyun Lee, Won-Seok Cho | 2002-08-06 |
| 6208099 | Technique for controlling current limiter of motor | — | 2001-03-27 |
| 5308964 | Variable resolution wand | — | 1994-05-03 |