Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647478 | Method for the orientation of a liquid crystalline substance relative to a substrate | Helmut Formanek | 1987-03-03 |
| 4540885 | Spectrometer objective having parallel objective fields and spectrometer fields for the potential measuring technique | Erich Plies, Burkhard Lischke | 1985-09-10 |
| 4214166 | Magnetic lens system for corpuscular radiation equipment | Isolde Dietrich, Fred K. Fox, Erwin Knapek, Karl Nachtrieb, Helmut Zerbst +1 more | 1980-07-22 |
| 4209701 | Magnetic lens arrangement for corpuscular radiation equipment working under a vacuum | Isolde Dietrich, Fred K. Fox, Erwin Knapek, Karl Nachtrieb, Helmut Zerbst +1 more | 1980-06-24 |