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Valve for opening and closing a tube
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Patent number 6,889,649
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Issue date May 10, 2005
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Mann & Hummel GmbH
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Arthur Klotz
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Method of producing a control valve assembly
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Patent number 6,692,675
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Issue date Feb 17, 2004
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Filterwerk Mann & Hummel GmbH
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Joachim Schraudolf
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Inertial separator
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Patent number 6,648,939
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Issue date Nov 18, 2003
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Filterwerk Mann & Hummel GmbH
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Helmut Neuschwander
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Drum controller
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Patent number 6,450,140
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Issue date Sep 17, 2002
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Filterwerk Mann & Hummel GmbH
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Thomas Jessberger
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Device for cooling gases
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Patent number 6,374,598
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Issue date Apr 23, 2002
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Filterwerk Mann & Hummel GmbH
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Helmut Neuschwander
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F28 - HEAT EXCHANGE IN GENERAL
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Switching unit
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Patent number 6,341,589
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Issue date Jan 29, 2002
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Filterwerk Mann & Hummel GmbH
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Thomas Jessberger
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS