Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641866 | Process for manufacturing granular coated sodium percarbonate for detergent | Sang Hwa Lee, Yong-Il Kim, Jong Pill Lee | 2003-11-04 |
| 6465408 | Granular coated sodium percarbonate for detergent | Sang Hwa Lee, Yong-Il Kim, Jong Pill Lee | 2002-10-15 |