Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6004700 | Membrane mask for electron beam lithography | Johann Greschner, Samuel Kalt, Klaus Meissner | 1999-12-21 |
| 5241231 | Rotor of an electric machine having an exciting current supply lead | Werner Haditsch, Karl Schollhorn | 1993-08-31 |