Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9931728 | Polishing pad with foundation layer and polishing surface layer | William C. Allison, Diane Scott, Paul Andre Lefevre, Alexander William Simpson | 2018-04-03 |
| 9931729 | Polishing pad with grooved foundation layer and polishing surface layer | Paul Andre Lefevre, William C. Allison, Diane Scott | 2018-04-03 |
| 9597769 | Polishing pad with polishing surface layer having an aperture or opening above a transparent foundation layer | Paul Andre Lefevre, William C. Allison, Diane Scott, Alexander William Simpson, Ping Huang +1 more | 2017-03-21 |
| 9555518 | Polishing pad with multi-modal distribution of pore diameters | Ping Huang, Diane Scott, William C. Allison | 2017-01-31 |
| 9067297 | Polishing pad with foundation layer and polishing surface layer | William C. Allison, Diane Scott, Paul Andre Lefevre, Alexander William Simpson | 2015-06-30 |
| 9067298 | Polishing pad with grooved foundation layer and polishing surface layer | Paul Andre Lefevre, William C. Allison, Diane Scott | 2015-06-30 |
| 8702479 | Polishing pad with multi-modal distribution of pore diameters | Ping Huang, Diane Scott, William C. Allison | 2014-04-22 |