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Ralph Dammertz
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Stuttgart, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Guard device for a table saw
Patent number
9,662,797
Issue date
May 30, 2017
Robert Bosch Tool Corporation
Ralph Dammertz
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Monitoring device of a machine tool
Patent number
9,242,328
Issue date
Jan 26, 2016
Robert Bosch GmbH
Georg Stellmann
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hand machine tool comprising at least one handle
Patent number
8,522,894
Issue date
Sep 3, 2013
Robert Bosch GmbH
Ernst Kraenzler
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Hand-held power tool with improved vibration-damped handle
Patent number
7,886,839
Issue date
Feb 15, 2011
Robert Bosch GmbH
Karl Frauhammer
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Receptacle for grinder tools
Patent number
6,869,346
Issue date
Mar 22, 2005
Robert Bosch GmbH
Dieter Wendt
B24 - GRINDING POLISHING
Information
Patent Grant
Electric hand power tool with switching key
Patent number
6,794,593
Issue date
Sep 21, 2004
Robert Bosch GmbH
Ernst Kraenzler
B24 - GRINDING POLISHING
Information
Patent Grant
Grinding machine tool support
Patent number
6,786,811
Issue date
Sep 7, 2004
Robert Bosch GmbH
Harald Krondorfer
B24 - GRINDING POLISHING
Information
Patent Grant
Protective hood for a right angle grinder
Patent number
6,669,544
Issue date
Dec 30, 2003
Robert Bosch GmbH
Roland Walz
B24 - GRINDING POLISHING
Information
Patent Grant
Angle grinder with electric drive
Patent number
6,632,128
Issue date
Oct 14, 2003
Robert Bosch GmbH
Guenther Berger
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
Guard Device For A Table Saw
Publication number
20140130643
Publication date
May 15, 2014
ROBERT BOSCH GmbH
Ralph Dammertz
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
Monitoring Device of a Machine Tool
Publication number
20120266665
Publication date
Oct 25, 2012
ROBERT BOSCH GmbH
Georg Stellmann
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Hand-held power tool
Publication number
20090294144
Publication date
Dec 3, 2009
Karl Frauhammer
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Hand-held power tool
Publication number
20060185867
Publication date
Aug 24, 2006
Karl Frauhammer
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Hand machine tool comprising at least one handle
Publication number
20050224244
Publication date
Oct 13, 2005
Ernst Kraenzler
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Receptacle for grinder tools
Publication number
20030129933
Publication date
Jul 10, 2003
Dieter Wendt
B24 - GRINDING POLISHING
Information
Patent Application
Grinding machine tool support
Publication number
20030104773
Publication date
Jun 5, 2003
Harald Krondorfer
B24 - GRINDING POLISHING
Information
Patent Application
Electric hand power tool with switching key
Publication number
20030062250
Publication date
Apr 3, 2003
Ernst Kraenzler
B24 - GRINDING POLISHING
Information
Patent Application
Angle grinder with electric drive
Publication number
20020151262
Publication date
Oct 17, 2002
Guenther Berger
B24 - GRINDING POLISHING