Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5438195 | Method and device for the digital generation of an additional alternating voltage for the resonant excitation of ions in ion traps | Jochen Franzen, Reemt-Holger Gabling | 1995-08-01 |
| 5386113 | Method and device for in-phase measuring of ions from ion trap mass spectrometers | Jochen Franzen, Gerhard Weiss, Reemt-Holger Gabling | 1995-01-31 |
| 5028777 | Method for mass-spectroscopic examination of a gas mixture and mass spectrometer intended for carrying out this method | Jochen Franzen, Reemt-Holger Gabling, Gerhard Weiss | 1991-07-02 |
| 4975577 | Method and instrument for mass analyzing samples with a quistor | Jochen Franzen, Reemt-Holger Gabling, Gerhard Weiss | 1990-12-04 |
| 4882484 | Method of mass analyzing a sample by use of a quistor | Jochen Franzen, Reemt-Holger Gabling, Gerhard Weiss | 1989-11-21 |