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Martin Ruff
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Vaterstetten, DE
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Patents Grants
last 30 patents
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Patent Grant
Thyristor arrangement with turnoff protection
Patent number
7,521,730
Issue date
Apr 21, 2009
Siemens Aktiengesellschaft
Franz Josef Niedernostheide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multichip configuration
Patent number
6,515,531
Issue date
Feb 4, 2003
Europaeische Gesellschaft fuer Leistungshalbleiter mbH & Co. KG
Martin Ruff
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Thyristor with breakdown region
Patent number
6,373,079
Issue date
Apr 16, 2002
Eupec Europaeische Gesellschaft fur Leistungshalbleiter mbH+CO.KG
Martin Ruff
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power semiconductor diode
Patent number
6,351,024
Issue date
Feb 26, 2002
Siemens Aktiengesellschaft
Martin Ruff
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thyristor with integrated dU/dt protection
Patent number
6,066,864
Issue date
May 23, 2000
Siemens Aktiengesellschaft
Martin Ruff
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Multichip configuration
Publication number
20020003717
Publication date
Jan 10, 2002
Martin Ruff
H03 - BASIC ELECTRONIC CIRCUITRY