Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361211 | Control system for automatically controlling actuators of an excavator | Jin Han Lee, Sang Chae Heo, Jang U. Jo, Keun Taek Lee, Ju Kyung Kim +3 more | 1994-11-01 |
| 5316709 | Method of making a dipper stick for an excavator from high strength polymeric composite materials | Jae I. Ko, Jae Won Lee, Yoon M. Lee, En J. Jean, Chun-Ki Kim | 1994-05-31 |
| 5308219 | Process for automatically controlling actuators of excavator | Jin Han Lee, Jang U. Jo, Bong D. Hoang, Ju Kyung Kim, Sang T. Jeong | 1994-05-03 |