Issued Patents 2005
Showing 1–2 of 2 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, David Bernhard, Long Nguyen | 2005-11-22 |
| 6896826 | Aqueous cleaning composition containing copper-specific corrosion inhibitor for cleaning inorganic residues on semiconductor substrate | William A. Wojtczak, David Bernhard, Long Nguyen | 2005-05-24 |