Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7772572 | Apparatus for producing secondary electrons, a secondary electrode, and an acceleration electrode | — | 2010-08-10 |
| 7754590 | Method of manufacturing a semiconductor device comprising a field stop zone at a specific depth | Hans-Joachim Schulze, Holger Schulze | 2010-07-13 |
| 7417240 | Apparatus for producing secondary electrons, a secondary electrode, and an acceleration electrode | — | 2008-08-26 |