Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773873 | pH buffered compositions useful for cleaning residue from semiconductor substrates | William A. Wojtczak, David Bernhard, Thomas H. Baum, David W. Minsek | 2004-08-10 |
| 6755989 | Aqueous cleaning composition containing copper-specific corrosion inhibitor for cleaning inorganic residues on semiconductor substrate | William A. Wojtczak, David Bernhard, Long Nguyen | 2004-06-29 |