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Roland Blumenthal
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Erftstadt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Valve for drinking water installation
Patent number
11,226,051
Issue date
Jan 18, 2022
GEBR. KEMPER GMBH + CO., KG METALLWERKE
Stefan Fries
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Plate heat exchanger system
Patent number
11,098,956
Issue date
Aug 24, 2021
GEBR. KEMPER GMBH + CO. KG METALLWERKE
Roland Blumenthal
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Method for determining the fatigue of a pump rotor of a gas turbopump
Patent number
8,751,170
Issue date
Jun 10, 2014
Oerlikon Leybold Vacuum GmbH
Roland Blumenthal
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Connection fitting
Patent number
8,578,962
Issue date
Nov 12, 2013
Gebr. Kemper GmbH & Co. KG Metallwerke
Roland Blumenthal
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Turbomachine
Patent number
8,083,468
Issue date
Dec 27, 2011
Oerlikon Leybold Vacuum GmbH
Roland Blumenthal
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Coating for gas bearing
Patent number
8,011,880
Issue date
Sep 6, 2011
Oerliken Leybold Vacuum GmbH
Roland Blumenthal
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Turbomolecular pump
Patent number
7,090,469
Issue date
Aug 15, 2006
Leybold Vakuum GmbH
Roland Blumenthal
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
VALVE FOR DRINKING WATER INSTALLATION
Publication number
20200284371
Publication date
Sep 10, 2020
Gebr. Kemper GmbH + Co. KG Metallwerke
Stefan Fries
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
PLATE HEAT EXCHANGER SYSTEM
Publication number
20160341485
Publication date
Nov 24, 2016
Gebr. Kemper GmbH + Co. KG Metallwerke
Roland Blumenthal
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
CONNECTION FITTING
Publication number
20140026996
Publication date
Jan 30, 2014
GEBR. KEMPER GMBH & CO. KG METALLWERKE
Roland Blumenthal
E03 - WATER SUPPLY SEWERAGE
Information
Patent Application
METHOD FOR DETERMINING THE FATIGUE OF A PUMP ROTOR OF A GAS TURBOPUMP
Publication number
20110046897
Publication date
Feb 24, 2011
OERLIKON LEYBOLD VACUUM GMBH
Roland Blumenthal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COATING FOR GAS BEARING
Publication number
20100202880
Publication date
Aug 12, 2010
OERLIKON LEYBOLD VACUUM GMBH
Roland Blumenthal
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
CONNECTION FITTING
Publication number
20100193058
Publication date
Aug 5, 2010
GEBR. KEMPER GMBH & CO. KG METALLWERKE
Roland Blumenthal
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Turbomachine
Publication number
20100098539
Publication date
Apr 22, 2010
Roland Blumenthal
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Holweck Vacuum Pump
Publication number
20080260518
Publication date
Oct 23, 2008
Roland Blumenthal
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Drag Vacuum Pump
Publication number
20080206041
Publication date
Aug 28, 2008
Ralf Adamietz
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Turbomolecular pump
Publication number
20040081560
Publication date
Apr 29, 2004
Roland Blumenthal
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...