Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947965 | Ion source for generating negatively charged ions | Hans-Hinrich Sahling, Ingo Hansen | 2011-05-24 |
| 4890056 | Method and apparatus for error correction of phase measurement signals | Ludwig Becker | 1989-12-26 |