Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10160092 | Polishing pad having polishing surface with continuous protrusions having tapered sidewalls | Paul Andre Lefevre, William C. Allison, Alexander William Simpson, Ping Huang, Leslie M. Charns +2 more | 2018-12-25 |
| 9931728 | Polishing pad with foundation layer and polishing surface layer | William C. Allison, Paul Andre Lefevre, James P. LaCasse, Alexander William Simpson | 2018-04-03 |
| 9931729 | Polishing pad with grooved foundation layer and polishing surface layer | Paul Andre Lefevre, William C. Allison, James P. LaCasse | 2018-04-03 |
| 9868185 | Polishing pad with foundation layer and window attached thereto | Paul Andre Lefevre, William C. Allison, Jose I. Arno | 2018-01-16 |