Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6025592 | High temperature specimen stage and detector for an environmental scanning electron microscope | W. Ralph Knowles | 2000-02-15 |
| 5945672 | Gaseous backscattered electron detector for an environmental scanning electron microscope | W. Ralph Knowles, Peter D. Smith | 1999-08-31 |