Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689935 | Product package having reliable openability | William J. Derkach, Bruce Kinsman | 1997-11-25 |
| 5648194 | Photoresist composition comprising an alkali-soluble resin, a quinone diazide compound and a vinyl ether | Daniel Y. Pai | 1997-07-15 |