Helmuth Fischer

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Ludwigsburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Internal combustion engine with secondary air injection system
- Patent number 7,913,488
- Issue date Mar 29, 2011
- MANN+HUMMEL GMBH
- Hedwig Schick
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Free-jet centrifuge for cleaning lubricant oil with reduced run-on...
- Patent number 6,620,090
- Issue date Sep 16, 2003
- Filterwerk Mann & Hummel GmbH
- Helmuth Fischer
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Process for producing soot filter elements
- Patent number 4,948,549
- Issue date Aug 14, 1990
- Filterwerk Mann & Hummel GmbH
- Hans Erdmannsdorfer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Internal combustion engine with secondary air injection system
- Publication number 20080006031
- Publication date Jan 10, 2008
- Mann & Hummel GmbH
- Hedwig Schick
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Liquid filter
- Publication number 20060070956
- Publication date Apr 6, 2006
- Mann & Hummel GmbH
- Ralf Herrmann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Centrifugal separator
- Publication number 20050120685
- Publication date Jun 9, 2005
- Mann & Hummel GmbH
- Helmuth Fischer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Free jet centrifuge with monitoring means and method for monitoring...
- Publication number 20030078152
- Publication date Apr 24, 2003
- Filterwerk Mann & Hummel GmbH
- Helmuth Fischer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Free-jet centrifuge for cleaning lubricant oil of an internal combu...
- Publication number 20020107132
- Publication date Aug 8, 2002
- Helmuth Fischer
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...