Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541377 | Method and apparatus for preparing polysilicon granules | Young-Hee Kim | 2003-04-01 |
| 6528031 | Method for preparing noble metal-supported zeolite catalyst for catalytic reduction of nitrogen oxide | Sang-Eon Park, Jin Woo Lee, Chul Wee Lee, Jong-San Chang, Jung Kuk Cho | 2003-03-04 |