Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7842623 | Composition for removing an insulation material and related methods | Chun-Deuk Lee, Jung-Jea Myung, Myun-Kyu Park, Dong Min KANG, Masayuki Takashima +2 more | 2010-11-30 |
| 7566666 | Composition for removing an insulation material and related methods | Chun-Deuk Lee, Jung-Jea Myung, Myun-Kyu Park, Dong Min KANG, Masayuki Takashima +2 more | 2009-07-28 |
| 6033989 | Device for and method of concentrating chemical substances for semiconductor fabrication | Yong-woo Her, Heoung-bin Lim, Mi Kyung Lee | 2000-03-07 |
| 5900124 | Method and apparatus of concentrating chemicals for semiconductor device manufacturing | Yong-woo Her, Heoung-bin Kim, Bok-Soon Ko | 1999-05-04 |