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Walter Apfelbacher
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Freihung, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor switching module
Patent number
7,692,293
Issue date
Apr 6, 2010
Siemens Aktiengesellschaft
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic device comprising secure heat dissipation
Patent number
7,515,421
Issue date
Apr 7, 2009
Siemens Aktiengesellschaft
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Control input circuit for an electrical device
Patent number
7,405,550
Issue date
Jul 29, 2008
Siemens Aktiengesellschaft
Walter Apfelbacher
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic appliance comprising a floating circuit carrier
Patent number
7,405,943
Issue date
Jul 29, 2008
Siemens Aktiengesellschaft
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic power module
Patent number
7,027,303
Issue date
Apr 11, 2006
Siemens Aktiengesellschaft
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Control device
Patent number
6,856,503
Issue date
Feb 15, 2005
Siemens Aktiengesellschaft
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Locking arrangement for two switchgears
Patent number
4,883,927
Issue date
Nov 28, 1989
Siemens Aktiengesellschaft
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
HEAT SINK FOR A SEMICONDUCTOR SWITCHING DEVICE, AND SEMICONDUCTOR S...
Publication number
20240087981
Publication date
Mar 14, 2024
SIEMENS AKTIENGESELLSCHAFT
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Switching Module
Publication number
20090008772
Publication date
Jan 8, 2009
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Switching protective device comprising fuses
Publication number
20070109704
Publication date
May 17, 2007
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Control input circuit for an electrical device
Publication number
20060250222
Publication date
Nov 9, 2006
Walter Apfelbacher
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor relay
Publication number
20060186494
Publication date
Aug 24, 2006
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Electronic device comprising secure heat dissipation
Publication number
20060164810
Publication date
Jul 27, 2006
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Electronic appliance comprising a floating circuit carrier
Publication number
20060120057
Publication date
Jun 8, 2006
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Device and arrangement for fixing a profiled part to a bearing rail
Publication number
20050006053
Publication date
Jan 13, 2005
Walter Apfelbacher
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electronic power module
Publication number
20040120096
Publication date
Jun 24, 2004
Walter Apfelbacher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Control device
Publication number
20040109293
Publication date
Jun 10, 2004
Walter Apfelbacher
H01 - BASIC ELECTRIC ELEMENTS