Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507032 | Storage phosphor panel with increased luminous efficiency | Erich Hell, Detlef Mattern | 2003-01-14 |
| 6477230 | X-ray diagnostic installation with electronic zoom for a detector with a storage luminescent screen | Erich Hell, Detlef Mattern | 2002-11-05 |
| 6432869 | Moldings including pyrogenic mixed oxide and the use thereof | Helmfried Krause, Hermanus Gerhardus Jozef Lansink Rotgerink, Thomas Tacke, Helmut Mangold, Heike Riedemann | 2002-08-13 |
| 6426587 | Thermionic emitter with balancing thermal conduction legs | Erich Hell, Markus Schild | 2002-07-30 |
| 6426997 | X-ray tube with warning device for accurately indicating impending failure of the thermionic emitter | Erich Hell, Markus Schild, Detlef Mattern, Peter Schardt | 2002-07-30 |
| 6419389 | X-ray generating system having a phase change material store located in the coolant in an x-ray radiator housing | Erich Hell, Wolfgang Kutschera, Thomas Ohrndorf | 2002-07-16 |
| 6310357 | Device for reading out a storage luminophore plate | Erich Hell, Detlef Mattern | 2001-10-30 |
| 6279866 | Holding device for a motor, particularly an electric fan wheel motor | Andreas Eilemann, Joachim Gehrig, Christoph Hipp-Kalthoff, Juergen Otto, Gunnar Schlinke +1 more | 2001-08-28 |
| 6210755 | Method and evaporation chamber for generating a continuous vapor stream containing a compound having monovalent gallium therein, and a vacuum coating apparatus | Erich Hell, Detlef Mattern | 2001-04-03 |
| 5853323 | Heating or air conditioning unit | Oliver Beck, Ralf Berndt, Walter Denk, Hans Juergen Drobner, Gabriele Herbold +4 more | 1998-12-29 |
| 5747996 | Device for determining the spatial position of a sensor element which is displacement relative to a reference element | — | 1998-05-05 |
| 5745546 | Anode for an x-ray tube | Erich Hell | 1998-04-28 |
| 5644229 | Method of determining the spatial field distribution | Olaf Dössel, Hans-Aloys Wischmann, Rob Steenbrink, Robert Oostenveld | 1997-07-01 |
| 5633906 | X-ray computed tomography apparatus of the electron beam type with electron beam intensity measuring capacity | Erich Hell | 1997-05-27 |
| 5624191 | Metal lubricated plain bearing having a bearing part adjoining a bearing surface wetted with liquid metal during operation | Erich Hell | 1997-04-29 |
| 5576549 | Electron generating assembly for an x-ray tube having a cathode and having an electrode system for accelerating the electrons emanating from the cathode | Erich Hell | 1996-11-19 |
| 5548630 | X-ray radiator having an electron source for sending a beam of electrons along an elongated anode | Erich Hell | 1996-08-20 |
| 5504791 | Annular anode x-ray computed tomography apparatus with a single magnet system for guiding and deflecting the electron beam | Erich Hell | 1996-04-02 |
| 5082368 | Heterodyne optical time domain reflectometer | Wolfgang Hoppe, Friedrich-Karl Beckmann, Ernst Brinkmeyer, Wolfgang Brennecke | 1992-01-21 |
| 4958896 | Optical multi-gate element with an acousto-optical modulator | Ernst Brinkmeyer, Wolfgang Brennecke, Wilhelm Dargatz | 1990-09-25 |
| 4668486 | Method for removing organic substances from caustic aluminate liquors | Neil Brown, Gerhard Kudermann | 1987-05-26 |