Issued Patents All Time
Showing 126–148 of 148 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595636 | Method for mass spectrometric analysis of samples from electrophoresis plates | — | 1997-01-21 |
| 5572035 | Method and device for the reflection of charged particles on surfaces | — | 1996-11-05 |
| 5559325 | Method of automatically controlling the space charge in ion traps | — | 1996-09-24 |
| 5528031 | Collisionally induced decomposition of ions in nonlinear ion traps | — | 1996-06-18 |
| 5521379 | Method of selecting reaction paths in ion traps | Reemt-Holger Gabling | 1996-05-28 |
| 5505832 | Device and method for mass spectrometric analysis of substance mixtures by coupling capillary electrophoretic separation (CE) with electrospray ionization (ESI) | Frank Laukien | 1996-04-09 |
| 5468957 | Ejection of ions from ion traps by combined electrical dipole and quadrupole fields | — | 1995-11-21 |
| 5468958 | Quadrupole ion trap with switchable multipole fractions | Yang Wang | 1995-11-21 |
| 5438195 | Method and device for the digital generation of an additional alternating voltage for the resonant excitation of ions in ion traps | Gerhard Heinen, Reemt-Holger Gabling | 1995-08-01 |
| 5386113 | Method and device for in-phase measuring of ions from ion trap mass spectrometers | Gerhard Heinen, Gerhard Weiss, Reemt-Holger Gabling | 1995-01-31 |
| 5373156 | Method and device for the mass-spectrometric examination of fast organic ions | — | 1994-12-13 |
| 5347127 | Method and device for in-phase excitation of ion ejection from ion trap mass spectrometers | — | 1994-09-13 |
| 5331157 | Method of clean removal of ions | — | 1994-07-19 |
| 5298746 | Method and device for control of the excitation voltage for ion ejection from ion trap mass spectrometers | Reemt-Holger Gabling | 1994-03-29 |
| 5170054 | Mass spectrometric high-frequency quadrupole cage with overlaid multipole fields | — | 1992-12-08 |
| 5028777 | Method for mass-spectroscopic examination of a gas mixture and mass spectrometer intended for carrying out this method | Reemt-Holger Gabling, Gerhard Heinen, Gerhard Weiss | 1991-07-02 |
| 4975577 | Method and instrument for mass analyzing samples with a quistor | Reemt-Holger Gabling, Gerhard Heinen, Gerhard Weiss | 1990-12-04 |
| 4882484 | Method of mass analyzing a sample by use of a quistor | Reemt-Holger Gabling, Gerhard Heinen, Gerhard Weiss | 1989-11-21 |
| 4259572 | Ionization of organic substances on conveyor means in mass spectrometer | Curt Brunnee, Stefan Meier | 1981-03-31 |
| 4230943 | Mass spectrometer | Gerhard Weiss | 1980-10-28 |
| 4220545 | Ionization chamber for chemical ionization | Gerhard Weiss | 1980-09-02 |
| 4215411 | Method and apparatus for the comparative determination of an unknown mass | — | 1980-07-29 |
| 4213557 | Method for producing a mass filter analyzer system and analyzer system produced according to the method | Gerhard Weiss | 1980-07-22 |