Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8313239 | Adjustable preload type linear guide system | Young Cheol Oh, Yong Sik Jeon, Su Jung Cho | 2012-11-20 |
| 6877541 | Tape feeder for chip mounters | Sung-Min Kang, Soo Jin Lee, Dae Hee Jo | 2005-04-12 |