Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607702 | Photocatalyst filter, method for fabricating the same and air cleaner thereof | Kwang Ok Kang, Young-ki Hong, Kyong Wook Heo, Sung Hwa Lee, Soo Yeon Shin +2 more | 2003-08-19 |