Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9669516 | Apparatus and method for surface treatment of objects | Sung-Choul Lee, Choul-Gue Park | 2017-06-06 |
| 9421662 | Polishing apparatus | Sung-Choul Lee, Choul-Gue Park, Soo-Young Kim | 2016-08-23 |
| 7196011 | Apparatus and method for treating substrates | Chan-Woo Cho, Jae-Phil Boo, Myung-Seok Kim, Jong-Muk Kang, Ik-Joo Kim +2 more | 2007-03-27 |