Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11731067 | Filter element for filtration and dehumidification of a gas | Robert Hasenfratz | 2023-08-22 |
| 11605571 | Package comprising a substrate, an integrated device, and an encapsulation layer with undercut | Alberto Jose Teixeira De Queiros, Anna Katharina KREFFT, Claus Reitlinger | 2023-03-14 |
| 11338237 | Hollow filter element, in particular for gas filtration | Christoph Wittmers, Nadine Donauer, Marcel Holzwarth, Pedro Miguel Pereira Madeira, Joachim-Paul Krieger +3 more | 2022-05-24 |
| 11239170 | Stacked modules | Jürgen Portmann, Claus Reitlinger, Stefan Kiefl, Oliver Freudenberg, Karl Weidner | 2022-02-01 |
| 10898842 | Filter element, in particular for gas filtration | Torsten Fritzsching, Pedro Miguel Pereira Madeira, Nadine Donauer, Martin Gruber, Joachim-Paul Krieger +2 more | 2021-01-26 |
| 10773201 | Annular filter element, in particular for gas filtration | Torsten Fritzsching, Nadine Donauer, Marcel Holzwarth, Pedro Miguel Pereira Madeira, Christoph Wittmers +3 more | 2020-09-15 |
| 10744444 | Filter Element, in Particular for Gas Filtration, and filter device | Torsten Fritzsching, Pedro Miguel Pereira Madeira, Nadine Donauer, Marcel Holzwarth, Manfred Winter +2 more | 2020-08-18 |
| 10695701 | Fuel filter | Steffi Kiedaisch, Thorsten Schmid, Norbert Strassenberger, Chris Sturgess, Andreas Klinser +3 more | 2020-06-30 |
| 10596985 | Operating method for a filter system and filter system | — | 2020-03-24 |
| 10252208 | Filter element with filter bellows | Johannes GRAD, Margarete Drexler, Kathrin Lichtenwalter, Helmut Brenneis, Anton Kreiner +2 more | 2019-04-09 |
| 9388867 | Brake dust collector for motor vehicles | Karl-Ernst Hummel, Nikolaus Moser, Michael Fasold, Bernhard Huurdeman, Markus Beylich +4 more | 2016-07-12 |
| 9333449 | Method for producing a ceramic filter element | — | 2016-05-10 |
| 8668757 | Method for producing a ceramic filter element and filter element | Jochen Linhart, Holger Findeisen, Kathrin Fischer, Sabine Otterbach, Kathrin Lichtenwalter | 2014-03-11 |
| 8557009 | Ceramic filter element and method of manufacture | Karin Gerlach, Stefan Tudyka, Jochen Linhart | 2013-10-15 |
| 8551272 | Method for producing a ceramic filter body | Jochen Linhart | 2013-10-08 |
| 8501002 | Exchangeable filter insert | Kai Knickmann, Ralf Blum, Wolfgang Cedzich, Roland Hartmann, Herbert Jainek +10 more | 2013-08-06 |
| 8156741 | Exhaust gas turbocharger for an internal combustion engine and device for switching an air guiding device of an exhaust gas turbocharger | Dietmar Talmon-Gros, Bernhard Huurdeman, Peter Fledersbacher, Siegfried Sumser | 2012-04-17 |
| 7862639 | Intake filter for an internal combustion engine of a motor vehicle | Nikolaus Moser, Birgit Schimpf, Joerg Hammerschick, Klaus Waltenberg, Emese Weissenbacher +10 more | 2011-01-04 |
| 7713324 | Filter | Jochen Linhart | 2010-05-11 |
| 6853203 | Oil quality measurement device | Markus Beylich | 2005-02-08 |
| 6711524 | Method and apparatus for monitoring service-intensive replaceable parts in an assembly | Michael Wolf, Christian Thalmann, Volker Pluecker, Torsten Oberdorfer, Klemens Dworatzek +2 more | 2004-03-23 |
| 6472658 | Photoelectric position measuring system that optimizes modulation of a scanning device and the intensity of a reference mark signal | Elmar Mayer, Wolfgang Holzapfel | 2002-10-29 |
| 5786931 | Phase grating and method of producing phase grating | Peter Speckbacher, Georg Flatscher, Michael Allgauer, Erich Bayer, Erwin Spanner | 1998-07-28 |
| 5696584 | Phase grating having an unprotected relief structure with a grating structure that causes destructive interference of reflections | Walter Huber | 1997-12-09 |
| 5631736 | Absolute interferometer measuring process and apparatus having a measuring interferometer, control interferometer and tunable laser | Jurgen Thiel, Dieter Michel | 1997-05-20 |