Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10746107 | Variable compression ratio reciprocating piston engine | Knut Habermann, Simon Gottorf | 2020-08-18 |
| 10202900 | Positioning the switching element for a mechanically switched VCR connecting rod | Christoph Müller, Paul Grzeschik | 2019-02-12 |
| 10012143 | Internal combustion engine with settable variable compression ratio and with a switching module | Andre Prinz | 2018-07-03 |
| 9890702 | Switching valve and internal combustion engine having such a switching valve and a method for a switching valve | Karsten Wittek, Michael Paul, Paul Grzeschik | 2018-02-13 |
| 6558839 | Metallized fiber structure framework having treated edge surfaces and faces for use as an electrode or recombination element in accumulators | Otwin Imhof, Holger Kistrup, Dieter Henke, Wilhelm Kitzhofer | 2003-05-06 |
| 6458484 | Fiber-structure electrode system for nickel-cadmium batteries and procedure for its manufacture | Detlef Ohms, Willi Kitzhofer, Gabor Benczur-Urmossy | 2002-10-01 |
| 6214491 | Metallized fiber structure framework having treated edge surfaces and faces for use as an electrode or recombination element in accumulators | Otwin Imhof, Holger Kistrup, Dieter Henke, Wilhelm Kitzhofer | 2001-04-10 |
| 6013320 | Continuous process for metallizing porous synthetic substrates employing a wet-chemical method | Otwin Imhof, Holger Kistrup | 2000-01-11 |