Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828996 | Electron beam patterning with a heated electron source | William J. DeVore | 2004-12-07 |
| 5177402 | Arc suppressor for electron gun | Mark Gesley | 1993-01-05 |
| 4837443 | Guard ring for a differentially pumped seal apparatus | Lydia J. Young | 1989-06-06 |
| 4788431 | Specimen distance measuring system | William A. Eckes, Lee H. Veneklasen, Donald J. McCarthy, Allen M. Carroll, Daniel L. Cavan | 1988-11-29 |