Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600006 | Positive-type photosensitive polyimide precursor and composition comprising the same | Sung Kyung Jung, Yong-young Park, Bong Seok Moon, Bong Kyu Kim | 2003-07-29 |
| 6541178 | Ion-type photoacid generator containing naphthol and photosensitive polyimide composition prepared by using the same | Seung-ju Seo | 2003-04-01 |