Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797638 | Plasma-etching process for molybdenum silicon nitride layers on half-tone phase masks based on gas mixtures containing monofluoromethane and oxygen | Günther Ruhl | 2004-09-28 |