Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12123832 | Apparatus for identifying substances | Dirk Fey, Juergen Bohleber, Thomas Bohe, Bob Ansay, Christian Stein | 2024-10-22 |
| 11548036 | Device and method for inspecting containers for the presence of foreign matter | Juergen Bohleber, Dirk Fey, Tobias Frodl | 2023-01-10 |
| 10533943 | Method and apparatus for identifying plastics and/or the additives therein | Dirk Fey, Juergen Bohleber, Heinz Langhals, Thorben Schluecker, Dominik ZGELA | 2020-01-14 |
| 9358636 | Laser processing machine | Gerhard Hammann, Ulrich Ritter, Dirk Fey, Giovanni Sanfelici | 2016-06-07 |
| 8635955 | Method and device for regulating the concentration of components of additives in a printing process liquid | Dirk Fey | 2014-01-28 |
| 8587785 | Sample chamber for monitoring the concentration of components of additives in a printing process liquid | Dirk Fey | 2013-11-19 |
| 6509537 | Method and device for detecting and differentiating between contaminations and accepts as well as between different colors in solid particles | Dirk Fey, Jurgen Bohleber, Manfred Dausch | 2003-01-21 |
| 6458213 | Method and device for automatic cleaning of opto-electronic sensor systems for substance analysis | Karl Koukolitschek, Wilfried Maier | 2002-10-01 |
| 5430278 | Bar code, as well as process and apparatus for reading the same | Otmar Baldas, Andreas Hanke | 1995-07-04 |
| 5405014 | Method and device for the detection and identification of harmful substances in beverage bottles in filling lines | Karl Koukolitschek, Wilfried Maier | 1995-04-11 |
| 5361912 | Apparatus and process for classifying the contents of non-disposable beverage bottles and containers | Karl Koukolitschek, Wilfried Maier | 1994-11-08 |
| 5325726 | Method and device for measuring volume flows in liquids and gases | Thomas Dornhofer, Michael Schultz | 1994-07-05 |
| 5305887 | Method and apparatus for examining the gaseous content of returned drink bottles | Karl Koukolitschek, Wilfried Maier | 1994-04-26 |
| 5114628 | Method for the manufacture of contact lenses | Peter Hofer, Peter Hagmann, Eberhard Vaas | 1992-05-19 |
| 5065014 | Rotation angle measuring with overlap area is between two optical grating axes | Werner Helget, Bertold Deppisch | 1991-11-12 |
| 4972699 | Method and apparatus for analysis by means of microwaves | Lutz-Michael Berger, Gerhard Schmitt | 1990-11-27 |
| 4909091 | Method and apparatus for the detection of corrosion or the like | Josef Ellmann, Helmut Stripf | 1990-03-20 |
| 4902137 | Method and apparatus for the determination of foreign bodies in fluids | Gerhard Barth, Eberhard Vaas, Manfred Reiser | 1990-02-20 |
| 4896097 | Apparatus for the examination of measuring gases by means of microwaves | Lutz-Michael Berger, Johann Pappert, Gerhard Schmitt | 1990-01-23 |
| 4894603 | Method and apparatus for analysis of gas by means of absorption frequency regulation | Lutz-Michael Berger, Heimo BRETON, Helmut Giraud, Horst Gunther, Gerhard Schmitt | 1990-01-16 |
| 4849637 | Method and apparatus for continuously measuring the concentration of a gas component | Karlheinz Cerff, Helmut Giraud | 1989-07-18 |
| 4769598 | Apparatus for electromagnetically testing the walls of pipelines | Hartmut Goedecke | 1988-09-06 |
| 4514095 | Motionless mixer | Wolfgang Ehrfeld | 1985-04-30 |
| 4422905 | Method for producing separating nozzle elements used for separating gaseous or vaporous mixtures | Erwin Becker, Wolfgang Ehrfeld, Wilhelm Bier | 1983-12-27 |
| 4351653 | Method for producing separating nozzle elements | Erwin Becker, Wolfgang Ehrfeld, Wilhelm Bier | 1982-09-28 |