Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967169 | Aqueous cleaning composition containing copper-specific corrosion inhibitor for cleaning inorganic residues on semiconductor substrate | William A. Wojtczak, Ma. Fatima Seijo, David Bernhard | 2005-11-22 |
| 6936542 | Polishing slurries for copper and associated materials | William A. Wojtczak, Thomas H. Baum, Cary Regulski | 2005-08-30 |
| 6896826 | Aqueous cleaning composition containing copper-specific corrosion inhibitor for cleaning inorganic residues on semiconductor substrate | William A. Wojtczak, Ma. Fatima Seijo, David Bernhard | 2005-05-24 |