Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214053 | Printing press and method for producing printed products | Axel Siemer, Manfred Kohrmann, Roman Rauhofer | 2022-01-04 |
| 9888547 | Circuit assembly for operating lighting means via a master-slave system | Klaus Fischer, Marco Antretter | 2018-02-06 |
| 9538606 | Electronic ballast for operating at least a first and a second cascade of LEDS | Klaus Fischer, Josef Kreittmayr | 2017-01-03 |
| 9326334 | Electronic ballast for operating at least one first cascade of LEDs | Klaus Fischer, Josef Kreittmayr | 2016-04-26 |
| 9100997 | Method for transmitting control information from a control apparatus to an operating device for at least one light-emitting means and operating device for at least one light-emitting means | Klaus Fischer, Josef Kreittmayr | 2015-08-04 |
| 8217589 | Method for transmitting control information from a control device to a lamp unit as well as a corresponding illuminating system, lamp unit and control device | Klaus Fischer, Friedhelm Holtz, Karl-Heinz Krause, Josef Kreittmayr, Friedhelm Wehlmann | 2012-07-10 |
| 8013542 | Electronic ballast for a low-pressure discharge lamp with a micro-controller | — | 2011-09-06 |
| 7757489 | Engine configuration including an internal combustion engine | Ekkehard Pott, Fred Thiele, Jörg Theobald | 2010-07-20 |
| 6447662 | Process for phosphatizing, rerinsing and cathodic electro-dipcoating | Jan-Willem Brouwer, Bernd Schenzle, Peter Kuhm, Winfried Wichelhaus | 2002-09-10 |
| 6395105 | Phosphating process with a metalliferous re-rinsing stage | Winfried Wichelhaus, Karl-Heinz Gottwald, Horst-Dieter Speckmann, Jan-Willem Brouwer | 2002-05-28 |
| 6090224 | Phosphating process with a copper-containing re-rinsing stage | Winfried Wichelhaus, Karl-Heinz Gottwald, Horst-Dieter Speckmann, Jan-Willem Brouwer | 2000-07-18 |
| 5870993 | Method and apparatus for operating a spark-ignited reciprocating-piston internal combustion engine | Hans-Peter Stellet | 1999-02-16 |
| 5632244 | Spark-ignition piston engine with facilities for changing the inlet direction of the fuel-air mixture | Heinz-Jakob Neusser, Rainer Wurms | 1997-05-27 |
| 5416135 | Cationic layer compounds modified with polymers | Herbert Fischer, Frido Loeffelholz, Peter Wedl, Kurt Worschech, Angela Hansen +1 more | 1995-05-16 |
| 5416141 | Cationic modified layer compounds | Frido Loeffelholz, Peter Wedl, Kurt Worschech, Angela Hansen, Guenther Geismar | 1995-05-16 |
| 5323645 | Device to investigate the flow movement in cylindrical components | Heinz-Jakob Neusser, Michael Breuer | 1994-06-28 |
| 5227020 | Process for regenerating wastepaper using a double layer hydroxide formed in situ | Maria Liphard, Klaus Hornfeck, Andreas Arnold, Guenter Geismar | 1993-07-13 |
| 5145599 | Use of cationic non-silicate layer compounds in detergents | Horst Upadek | 1992-09-08 |
| 5112414 | Titanium free composition and process for activating metal surfaces prior to zinc phosphating | Karl-Dieter Brands, Peter Christophliemk, Wolf-Achim Roland | 1992-05-12 |
| 5094210 | Intake and fuel/air mixing system for multi-cylinder, externally ignited internal combustion engines | Helmut Thone, Heinz-Jakob Neusser | 1992-03-10 |
| 5039362 | Titanium free composition and process for activating metal surfaces prior to zinc phosphating | Karl-Dieter Brands, Peter Christophliemk, Wolf-Achim Roland | 1991-08-13 |
| 4957568 | Composition and process for activating metal surfaces prior to zinc phosphating and process for making said composition | Peter Christophliemk, Karl-Dieter Brands, Wolf-Achim Roland, Joerg Riesop | 1990-09-18 |