Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845361 | Process for electron beam guiding with energy selection and electron spectrometer | Harald Ibach, Sieghart Lehwald | 1989-07-04 |
| 4584474 | Electron energy analyzer with multi-channel detector | Rene Franchy, Harald Ibach | 1986-04-22 |
| 4300045 | Beam guidance for electron beam tests, and electron impact spectrometer having such beam guidance | Harald Ibach, Hermann Froitzheim, Sieghard Lehwald | 1981-11-10 |