Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015183 | Resist remover composition | Ji-Hum Baik, Chang Il Oh | 2006-03-21 |
| 6908892 | Photoresist remover composition | Suk-Il Yoon, Young-Woong Park, Chang Il Oh, Sang-Dai Lee | 2005-06-21 |
| 6861210 | Resist remover composition | Ji-Hum Baik, Chang Il Oh | 2005-03-01 |
| 6774097 | Resist stripper composition | Suk-Il Yoon, Young-Woong Park, Chang Il Oh, Sang-Dai Lee | 2004-08-10 |
| 6683034 | Stripper composition for negative chemically amplified resist | Chang Il Oh, Sang-Dai Lee | 2004-01-27 |
| 6579668 | Photoresist remover composition | Ji-Hum Baik, Chang Il Oh, Sang-Dai Lee | 2003-06-17 |
| 6183942 | Thinner composition for removing spin-on-glass and photoresist | Byung-Uk Kim, Ji-Hum Baik, Chang Il Oh, Sang-Dai Lee, Won-Lae Kim | 2001-02-06 |
| 6140027 | Photoresist remover composition | Ji-Hum Baik, Chang Il Oh, Sang-Dai Lee, Won-Lae Kim | 2000-10-31 |