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Georg Wittmann
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Lauterhofen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Surge protection device and modular surge protection system
Patent number
11,817,237
Issue date
Nov 14, 2023
DEHN SE
Edmund Zäuner
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-voltage protection arrangement having a horn gap located in an...
Patent number
11,749,481
Issue date
Sep 5, 2023
DEHN SE
Arnd Ehrhardt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Overvoltage protection apparatus and modular overvoltage protection...
Patent number
11,735,890
Issue date
Aug 22, 2023
DEHN SE
Uwe Strangfeld
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Arrangement for non-reversible detection and display of electrical...
Patent number
11,410,802
Issue date
Aug 9, 2022
DEHN SE + CO KG
Edmund Zäuner
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Overvoltage protection arrangement consisting of a horn spark gap a...
Patent number
11,152,769
Issue date
Oct 19, 2021
Helmut Hirschmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Surge protection device, comprising at least one surge arrester and...
Patent number
10,049,795
Issue date
Aug 14, 2018
DEHN + SÖHNE GmbH + Co. KG
Helmut Hirschmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Surge protection device, comprising at least one surge arrester and...
Patent number
10,014,098
Issue date
Jul 3, 2018
DEHN + SÖHNE GmbH + Co. KG
Helmut Hirschmann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Arrangement for forming a thermal isolation point
Patent number
9,660,437
Issue date
May 23, 2017
DEHN + SÖHNE GmbH + Co. KG
Edmund Zäuner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Arrangement for forming a thermal isolation point
Patent number
9,331,471
Issue date
May 3, 2016
DEHN + SÖHNE GmbH + Co. KG
Edmund Zäuner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Overvoltage protection device having at least one surge arrester
Patent number
9,172,236
Issue date
Oct 27, 2015
DEHN + SÖHNE GmbH + Co. KG
Helmut Hirschmann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Surge protector having a thermal separating device
Patent number
8,526,159
Issue date
Sep 3, 2013
DEHN + SÖHNE GmbH + Co. KG
Sascha Ludewig
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plug-in combination of appliances for protecting against overvoltages
Patent number
7,806,716
Issue date
Oct 5, 2010
DEHN + SOHNE GmbH & Co. KG
Peter Zahlmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compact arrangement for multipole, surge-proof surge arresters and...
Patent number
7,271,992
Issue date
Sep 18, 2007
Dehn + Soehne GmbH + Co. KG
Georg Wittmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark gap arrangement
Patent number
6,788,518
Issue date
Sep 7, 2004
Dehn + Soehne GmbH + Co. KG
Peter Hasse
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark gap
Patent number
5,963,413
Issue date
Oct 5, 1999
Dehn + Sohne GmbH & Co. KG
Peter Zahlmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark gap arrangement
Patent number
5,450,274
Issue date
Sep 12, 1995
Dehn & Sohne GmbH & Co. KG
Johannes Wiesinger
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SURGE PROTECTION DEVICE AND MODULAR SURGE PROTECTION SYSTEM
Publication number
20230135648
Publication date
May 4, 2023
DEHN SE
Edmund Zäuner
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PLUGGABLE DEVICE COMBINATION FOR PROTECTING AGAINST SURGES
Publication number
20220294157
Publication date
Sep 15, 2022
DEHN SE
Uwe Strangfeld
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OVERVOLTAGE PROTECTION APPARATUS AND MODULAR OVERVOLTAGE PROTECTION...
Publication number
20220209509
Publication date
Jun 30, 2022
DEHN SE + CO KG
Uwe Strangfeld
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OVER-VOLTAGE PROTECTION ARRANGEMENT HAVING A HORN GAP LOCATED IN AN...
Publication number
20220085577
Publication date
Mar 17, 2022
DEHN SE + CO KG
Arnd Ehrhardt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OVERVOLTAGE PROTECTION ARRANGEMENT CONSISTING OF A HORN SPARK GAP A...
Publication number
20210151957
Publication date
May 20, 2021
DEHN SE + CO KG
Helmut Hirschmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ARRANGEMENT FOR NON-REVERSIBLE DETECTION AND DISPLAY OF ELECTRICAL...
Publication number
20200126696
Publication date
Apr 23, 2020
DEHN SE + CO KG
Edmund Zäuner
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ADAPTER FOR MOUNTING SINGLE- OR MULTI-PIN OVERVOLTAGE PROTECTION DE...
Publication number
20170201054
Publication date
Jul 13, 2017
DEHN + SOHNE GmbH + Co. KG
Georg WITTMANN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURGE PROTECTION DEVICE, COMPRISING AT LEAST ONE SURGE ARRESTER AND...
Publication number
20170110226
Publication date
Apr 20, 2017
DEHN + SOHNE GmbH + Co. KG
Helmut Hirschmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURGE PROTECTION DEVICE, COMPRISING AT LEAST ONE SURGE ARRESTER AND...
Publication number
20160240290
Publication date
Aug 18, 2016
DEHN + SOHNE GmbH + Co. KG
Helmut Hirschmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ARRANGEMENT FOR FORMING A THERMAL ISOLATION POINT
Publication number
20160218500
Publication date
Jul 28, 2016
DEHN + SOHNE GmbH + CO. KG
Edmund Zäuner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
OVERVOLTAGE PROTECTION DEVICE HAVING AT LEAST ONE SURGE ARRESTER
Publication number
20140313632
Publication date
Oct 23, 2014
DEHN + SOHNE GmbH + Co. KG
Helmut Hirschmann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ARRANGEMENT FOR FORMING A THERMAL ISOLATION POINT
Publication number
20130265685
Publication date
Oct 10, 2013
DEHN + SOHNE GmbH + Co. KG
Edmund Zäuner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SURGE PROTECTOR HAVING A THERMAL SEPARATING DEVICE
Publication number
20110222199
Publication date
Sep 15, 2011
Sascha Ludewig
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plug-In Combination of Appliances for Protecting Against Overvoltages
Publication number
20080254655
Publication date
Oct 16, 2008
DEHN + SOHNE GmbH + Co. KG
Peter Zahlmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Compact arrangement for multipole, surge-proof surge arresters and...
Publication number
20040160723
Publication date
Aug 19, 2004
Georg Wittmann
H01 - BASIC ELECTRIC ELEMENTS