Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6096477 | Fractionated novolak resin from cresol-formaldehyde reaction mixture and photoresist composition therefrom | M. Dalil Rahman, Ping-Hung Lu | 2000-08-01 |
| 6045966 | Fractionated novolak resin and photoresist composition therefrom | M. Dalil Rahman, Ping-Hung Lu | 2000-04-04 |
| 5955570 | Trace metal ion reduction by Ion Exchange Pack | M. Dalil Rahman, Carlo R. Spilletti | 1999-09-21 |
| 5928836 | Fractionated novolak resin copolymer and photoresist composition therefrom | M. Dalil Rahman, Stanley F. Wanat, Douglas McKenzie, Sunit S. Dixit | 1999-07-27 |
| 5910559 | Fractionated novolak resin from cresol-formaldehyde reaction mixture and photoresist composition therefrom | M. Dalil Rahman, Ping-Hung Lu | 1999-06-08 |