Christian Birkholz

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Lippetal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Overvoltage protection device with thermal overload protection device
- Patent number 11,146,061
- Issue date Oct 12, 2021
- Phoenix Contact GmbH & Co. KG
- Christian Birkholz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Space-limited protection module with at least two overvoltage prote...
- Patent number 10,971,916
- Issue date Apr 6, 2021
- Phoenix Contact GmbH & Co. KG
- Gernot Finis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overvoltage protection device
- Patent number 8,908,346
- Issue date Dec 9, 2014
- Phoenix Contact GmbH & Co. KG
- Christian Birkholz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Overvoltage protection device
- Patent number 7,411,769
- Issue date Aug 12, 2008
- Phoenix Contact GmbH & Co. KG
- Joachim Schimanski
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OVERVOLTAGE PROTECTION DEVICE WITH THERMAL OVERLOAD PROTECTION DEVICE
- Publication number 20200169078
- Publication date May 28, 2020
- Phoenix Contact GmbH & Co. KG
- Christian Birkholz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SPACE-LIMITED PROTECTION MODULE WITH AT LEAST TWO OVERVOLTAGE PROTE...
- Publication number 20190115745
- Publication date Apr 18, 2019
- Phoenix Contact GmbH & Co. KG
- Gernot FINIS
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OVERVOLTAGE PROTECTION DEVICE
- Publication number 20130010395
- Publication date Jan 10, 2013
- Phoenix Contact GmbH & Co. KG
- Christian Birkholz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Overvoltage protection device
- Publication number 20050231872
- Publication date Oct 20, 2005
- Phoenix Contact GmbH & Co., KG
- Joachim Schimanski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Overvoltage protection device
- Publication number 20050041349
- Publication date Feb 24, 2005
- Phonenix Contact GmbH & Co. KG
- Christian Birkholz
- H01 - BASIC ELECTRIC ELEMENTS