Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649527 | Method of etching a substrate | Graham Richard Powell, Kevin Powell, David Tossell, Matthew Martin | 2003-11-18 |
| 6256186 | Electrostatic chucks | Kevin Powell, David Tossell, Alan Victor Iacopi | 2001-07-03 |