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Dankwart Eiermann
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Weissensberg, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Rotary piston for a rotary piston engine and rotary piston engine
Patent number
8,528,518
Issue date
Sep 10, 2013
Wankel Supertec GmbH
Dankwart Eiermann
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Rotary combustion engine, designed for diesel fuel
Patent number
7,500,461
Issue date
Mar 10, 2009
Wankel Super Tec GmbH
Wolfgang Baier
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Piston for a rotary combustion engine
Patent number
7,491,046
Issue date
Feb 17, 2009
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rotary combustion engine with an improved inner seal
Patent number
7,264,454
Issue date
Sep 4, 2007
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Eccentric shaft for an internal combustion engine
Patent number
7,234,374
Issue date
Jun 26, 2007
Wankel Super Tec GmbH
Wolfgang Baier
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Rotary combustion engine with device for conveying lubricating oil
Patent number
7,234,924
Issue date
Jun 26, 2007
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rotary piston engine in trochoidal design
Patent number
6,887,053
Issue date
May 3, 2005
Brandenburgische Forschungs- und Entwicklungsgesellschaft mbH
Dankwart Eiermann
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Rotary piston engine having an oil system for lubrication and cooling
Patent number
6,503,070
Issue date
Jan 7, 2003
Brandenburgische Forschungs-und Entwicklungsgesellschaft Cottbus mbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Trochoidal design rotary piston engine and method of making same
Patent number
6,481,989
Issue date
Nov 19, 2002
Brandenburgische Forschungs-und Entwicklungsgesellschaft Cottbus mbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotary piston engine having a cogwheel pump and an oil metering pump
Patent number
6,474,965
Issue date
Nov 5, 2002
Brandenburgische Forschungs-und Entwicklungsgesellschaft Cottbus mbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Compressor with a hypotrochoidal design having a fluid delivery whi...
Patent number
5,609,475
Issue date
Mar 11, 1997
Wankel Rotary GmbH
Dankwart Eiermann
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Position-independent rotary piston internal combustion engine
Patent number
5,452,996
Issue date
Sep 26, 1995
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Sealing of an eccentric bearing of a rotary piston internal combust...
Patent number
5,199,863
Issue date
Apr 6, 1993
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cooling medium pump of a rotary piston internal combustion engine
Patent number
5,100,309
Issue date
Mar 31, 1992
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotary piston internal combustion engine
Patent number
5,049,049
Issue date
Sep 17, 1991
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rotary piston blower having piston lobe portions shaped to avoid co...
Patent number
5,039,289
Issue date
Aug 13, 1991
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Bearing- and drive arrangement of a rotary piston internal combusti...
Patent number
5,011,385
Issue date
Apr 30, 1991
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Lubrication system for an eccentric bearing of a rotary piston inte...
Patent number
4,969,809
Issue date
Nov 13, 1990
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Parallel-and external-axial rotary piston blower operating in meshi...
Patent number
4,867,659
Issue date
Sep 19, 1989
Wankel GmbH
Dankwart Eiermann
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Cooling system of an eccentric shaft of a rotary piston internal co...
Patent number
4,850,827
Issue date
Jul 25, 1989
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Lubrication system for a rotary-piston internal combustion engine
Patent number
4,830,591
Issue date
May 16, 1989
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Axial seal for a rotary-piston engine
Patent number
4,824,125
Issue date
Apr 25, 1989
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Axial sealing system of a rotary piston engine
Patent number
4,808,096
Issue date
Feb 28, 1989
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Cooling system for a rotary piston internal combustion engine
Patent number
4,801,254
Issue date
Jan 31, 1989
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Inner seal of a rotary piston engine
Patent number
4,797,076
Issue date
Jan 10, 1989
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Arrangement for cooling the piston of a rotary piston internal comb...
Patent number
4,793,304
Issue date
Dec 27, 1988
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Eccentric shaft of a rotary piston internal combustion engine
Patent number
4,793,778
Issue date
Dec 27, 1988
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Radial seal of a rotary piston engine
Patent number
4,790,734
Issue date
Dec 13, 1988
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Radial seal of a rotary piston engine
Patent number
4,786,241
Issue date
Nov 22, 1988
Wankel GmbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid-cooled housing of a rotary piston internal combustion engine
Patent number
4,779,578
Issue date
Oct 25, 1988
Wankel GmbH
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR COATING A SLIDING SURFACE OF A TROCHOID HOUSING IN A ROT...
Publication number
20150292101
Publication date
Oct 15, 2015
Marko Gollasch
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Rotary piston for a rotary piston engine and rotary piston engine
Publication number
20100300402
Publication date
Dec 2, 2010
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Piston for a rotary combustion engine
Publication number
20050276704
Publication date
Dec 15, 2005
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Rotary combustion engine with device for conveying lubricating oil
Publication number
20050186103
Publication date
Aug 25, 2005
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Rotary combustion engine, designed for diesel fuel
Publication number
20050183691
Publication date
Aug 25, 2005
Wankel Super Tec GmbH
Wolfgang Baier
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Rotary combustion engine with an improved inner seal
Publication number
20050186102
Publication date
Aug 25, 2005
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Eccentric shaft for an internal combustion engine
Publication number
20050183539
Publication date
Aug 25, 2005
Wankel Super Tec GmbH
Wolfgang Baier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Rotary piston engine in trochoidal design
Publication number
20030217730
Publication date
Nov 27, 2003
Brandenburgische Forschungs-und Entwicklungsgesellschaft mbH
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Trochoidal design rotary piston engine and method of making same
Publication number
20020015650
Publication date
Feb 7, 2002
Dankwart Eiermann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Rotary piston engine
Publication number
20020015651
Publication date
Feb 7, 2002
Dankwart Eiermann
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Rotary piston engine
Publication number
20020015652
Publication date
Feb 7, 2002
Dankwart Eiermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES