Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828570 | Technique for writing with a raster scanned beam | Lee H. Veneklasen, Stephen A. Rishton, Stacey Winter, Huei Kao | 2004-12-07 |
| 6556702 | Method and apparatus that determines charged particle beam shape codes | Stephen A. Rishton, Weidong Wang, Ulrich Hofmann | 2003-04-29 |
| 6259106 | Apparatus and method for controlling a beam shape | Stephen A. Rishton, Lee H. Veneklasen | 2001-07-10 |