Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751446 | Mobile telephony station with speaker phone function | Hong Joo Kim, Hee Bong PARK, Nam Sik Joo, Sin Woo KIM | 2004-06-15 |
| 5361211 | Control system for automatically controlling actuators of an excavator | Jin Han Lee, Sang Chae Heo, Jang U. Jo, Jin Tae Kim, Ju Kyung Kim +3 more | 1994-11-01 |