Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10490417 | Etching composition | Thomas Dory, Emil A. Kneer | 2019-11-26 |
| 10415005 | Cleaning formulation for removing residues on surfaces | Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer | 2019-09-17 |
| 10253282 | Cleaning formulation for removing residues on surfaces | Bing Du, William A. Wojtczak, Thomas Dory, Emil A. Kneer | 2019-04-09 |