Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9059222 | Washing device and method for fabricating the same | Tae Young Oh, Eun-ha Lee | 2015-06-16 |
| 8970805 | Display device and method of manufacturing the same | — | 2015-03-03 |
| 8555460 | Apparatus for cleaning substrate | Eun-ha Lee | 2013-10-15 |
| 7438871 | Catalytic oxidation reactor with enhanced heat exchanging system | Kyoung-Su Ha, Seong-Pil Kang, Boo Gon Woo | 2008-10-21 |
| 7319169 | Method for producing (meth) acrylic acid | Seong-Pil Kang, Seok Hwan Choi, Kyoung-Su Ha, Boo Gon Woo, Sang Youn Lee +2 more | 2008-01-15 |
| 7262324 | Method of producing unsaturated acid in fixed-bed catalytic partial oxidation reactor with enhanced heat control system | Kyoung-Su Ha, Seong-Pil Kang, Boo Gon Woo | 2007-08-28 |
| 7238836 | Method of producing unsaturated aldehyde and unsaturated acid in fixed-bed catalytic partial oxidation reactor with enhanced heat control system | Kyoung-Su Ha, Seong-Pil Kang, Seok Hwan Choi, Boo Gon Woo | 2007-07-03 |
| 7073519 | Facility parts cleaning solution for processing of (meth)acrylic acid and/or (meth)acrylic esters and cleaning method using said cleaning solution | Seok Hwan Choi, Seong-Pil Kang, Kyoung-Su Ha, Boo Gon Woo | 2006-07-11 |