Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6128073 | Device and method for examining the smoothness of a sample surface | Ralf Kumpe, Hannes Frischat, Franz-Otto Kopp | 2000-10-03 |
| 4727250 | Apparatus for measuring the angular distribution of charged particles scattered by a sample surface | — | 1988-02-23 |
| 4639602 | System for deflecting a beam of charged particles | — | 1987-01-27 |