Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10491268 | Communicating method between master communication device and slave communication device for controlling cripper-unit in hoist device of rail car | Hak Seo OH, Hyo Seok Park, Youl Kwon SUNG, Sung Ik KIM, Jin Hwan Ko | 2019-11-26 |
| 10425158 | Apparatus for controlling line guide of automated material handling system and method thereof | Hak Seo OH, Hyo Suk PARK, Jin Hwan Ko, Youl Kwon SUNG | 2019-09-24 |