Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797109 | Process chamber used in manufacture of semiconductor device, capable of reducing contamination by particulates | Jeong-hyuck Park, Hee-duk Kim, Jung-hun Cho, Jong-wook Choi, Young-Koo Lee +6 more | 2004-09-28 |
| 6740169 | Method of reworking a conditioning disk | Baik-Soon Choi, Jin-Sung Kim, Kyue-sang Choi | 2004-05-25 |