Arnd Ehrhardt

Person

Neumarkt/Opf, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Overvoltage protection arrangement with a horn spark gap, located i...
- Patent number 12,057,283
- Issue date Aug 6, 2024
- DEHN SE
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Triggered fuse for low-voltage applications
- Patent number 11,764,025
- Issue date Sep 19, 2023
- DEHN SE
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lightning protection spark gap assembly and method for operating a...
- Patent number 11,764,570
- Issue date Sep 19, 2023
- DEHN SE
- Arnd Ehrhardt
- 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
Lightning protection spark gap assembly and method for operating a...
- Patent number 11,705,724
- Issue date Jul 18, 2023
- DEHN SE
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for detecting electrical currents on or in the vicinity of e...
- Patent number 11,454,653
- Issue date Sep 27, 2022
- DEHN SE + CO KG
- Peter Zahlmann
- G01 - MEASURING TESTING
Information Patent Grant
Triggered fuse for low-voltage applications
- Patent number 11,201,027
- Issue date Dec 14, 2021
- DEHN SE + CO KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for detecting electrical currents on or near electrical cond...
- Patent number 11,162,984
- Issue date Nov 2, 2021
- DEHN SE + CO KG
- Peter Zahlmann
- G01 - MEASURING TESTING
Information Patent Grant
Short-circuiting device for use in low-voltage and medium-voltage s...
- Patent number 11,145,477
- Issue date Oct 12, 2021
- DEHN SE + CO KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Short-circuiting device for use in low-voltage and medium-voltage s...
- Patent number 10,529,523
- Issue date Jan 7, 2020
- DEHN + SÖHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Overvoltage protection device with short-circuit function for prote...
- Patent number 9,780,553
- Issue date Oct 3, 2017
- DEHN + SÖHNE GmbH + Co. KG
- Jens Ehrler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Single- or multi-pole switching device, in particular for DC applic...
- Patent number 9,691,560
- Issue date Jun 27, 2017
- DEHN + SÖHNE GmbH + Co. KG
- Peter Zahlmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark gap having a plurality of individual spark gaps connected in...
- Patent number 9,184,569
- Issue date Nov 10, 2015
- DEHN + SÖHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rapid disconnect device
- Patent number 9,130,354
- Issue date Sep 8, 2015
- DEHN + SÖHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Horn spark gap lightning arrestor with a deion chamber
- Patent number 9,083,153
- Issue date Jul 14, 2015
- DEHN + SÖHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Horn spark gap with a deion chamber
- Patent number 9,019,680
- Issue date Apr 28, 2015
- DEHN + SÖHNE GmbH + Co. KG
- Stephan Hierl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark gap having a plurality of series-connected individual spark g...
- Patent number 8,890,393
- Issue date Nov 18, 2014
- DEHN + SÖHNE GmbH + Co. KG
- Bernhard Krauss
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Arrangement for igniting spark gaps
- Patent number 8,873,217
- Issue date Oct 28, 2014
- DEHN + SÖHNE GmbH + Co. KG
- Stephan Hierl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surge arrestor comprising at least one arrester element
- Patent number 8,861,157
- Issue date Oct 14, 2014
- DEHN + SÖHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SURGE ARRESTER FOR DC MAINS AND METHOD OF OPERATING SUCH A SURGE AR...
- Publication number 20240266824
- Publication date Aug 8, 2024
- DEHN SE
- Klaus Bühler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LIGHTNING PROTECTION SPARK GAP ASSEMBLY AND METHOD FOR OPERATING A...
- Publication number 20220208498
- Publication date Jun 30, 2022
- DEHN SE + CO KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHTNING PROTECTION SPARK GAP ASSEMBLY AND METHOD FOR OPERATING A...
- Publication number 20220209530
- Publication date Jun 30, 2022
- DEHN SE + CO KG
- Arnd Ehrhardt
- 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 WITH A HORN SPARK GAP, LOCATED I...
- Publication number 20220084772
- Publication date Mar 17, 2022
- DEHN SE + CO KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TRIGGERED FUSE FOR LOW-VOLTAGE APPLICATIONS
- Publication number 20220013320
- Publication date Jan 13, 2022
- DEHN SE+ CO KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHORT-CIRCUITING DEVICE FOR USE IN LOW-VOLTAGE AND MEDIUM-VOLTAGE S...
- Publication number 20210066009
- Publication date Mar 4, 2021
- DEHN SE + CO KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE FOR DETECTING ELECTRICAL CURRENTS ON OR IN THE VICINITY OF E...
- Publication number 20210025927
- Publication date Jan 28, 2021
- DEHN SE + CO KG
- Peter Zahlmann
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR DETECTING ELECTRICAL CURRENTS ON OR NEAR ELECTRICAL COND...
- Publication number 20200182915
- Publication date Jun 11, 2020
- DEHN SE + CO KG
- Peter Zahlmann
- G01 - MEASURING TESTING
Information Patent Application
TRIGGERED FUSE FOR LOW-VOLTAGE APPLICATIONS
- Publication number 20190371561
- Publication date Dec 5, 2019
- DEHN + SOHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHORT-CIRCUITING DEVICE FOR USE IN LOW-VOLTAGE AND MEDIUM-VOLTAGE S...
- Publication number 20190252145
- Publication date Aug 15, 2019
- DEHN + SOHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVERVOLTAGE PROTECTION DEVICE WITH SHORT-CIRCUIT FUNCTION FOR PROTE...
- Publication number 20160013631
- Publication date Jan 14, 2016
- DEHN + SOHNE GmbH + Co. KG
- Jens EHRLER
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ARRANGEMENT FOR IGNITING SPARK GAPS
- Publication number 20140160614
- Publication date Jun 12, 2014
- DEHN + SOHNE GmbH + Co. KG
- Stephan Hierl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK GAP HAVING A PLURALITY OF INDIVIDUAL SPARK GAPS CONNECTED IN...
- Publication number 20140132157
- Publication date May 15, 2014
- DEHN + SOHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SINGLE- OR MULTI-POLE SWITCHING DEVICE, IN PARTICULAR FOR DC APPLIC...
- Publication number 20140110376
- Publication date Apr 24, 2014
- DEHN + SOHNE GmbH + Co. KG
- Peter Zahlmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK GAP HAVING A PLURALITY OF SERIES-CONNECTED INDIVIDUAL SPARK G...
- Publication number 20130278129
- Publication date Oct 24, 2013
- DEHN + SOHNE GmbH + Co. KG
- Bernhard Krauss
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HORN SPARK GAP WITH A DEION CHAMBER
- Publication number 20130235502
- Publication date Sep 12, 2013
- DEHN + SOHNE GmbH + Co. KG
- Stephan Hierl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HORN SPARK GAP LIGHTNING ARRESTOR WITH A DEION CHAMBER
- Publication number 20130208388
- Publication date Aug 15, 2013
- DEHN + SOHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURGE ARRESTOR COMPRISING AT LEAST ONE ARRESTOR ELEMENT
- Publication number 20110211287
- Publication date Sep 1, 2011
- DEHN + SOHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RAPID DISCONNECT DEVICE
- Publication number 20110205011
- Publication date Aug 25, 2011
- DEHN + SOHNE GmbH + Co. KG
- Arnd Ehrhardt
- H01 - BASIC ELECTRIC ELEMENTS

Arnd Ehrhardt

Person

Patents Grantslast 30 patents

Overvoltage protection arrangement with a horn spark gap, located i...

Triggered fuse for low-voltage applications

Lightning protection spark gap assembly and method for operating a...

Over-voltage protection arrangement having a horn gap located in an...

Lightning protection spark gap assembly and method for operating a...

Device for detecting electrical currents on or in the vicinity of e...

Triggered fuse for low-voltage applications

Device for detecting electrical currents on or near electrical cond...

Short-circuiting device for use in low-voltage and medium-voltage s...

Short-circuiting device for use in low-voltage and medium-voltage s...

Overvoltage protection device with short-circuit function for prote...

Single- or multi-pole switching device, in particular for DC applic...

Spark gap having a plurality of individual spark gaps connected in...

Rapid disconnect device

Horn spark gap lightning arrestor with a deion chamber

Horn spark gap with a deion chamber

Spark gap having a plurality of series-connected individual spark g...

Arrangement for igniting spark gaps

Surge arrestor comprising at least one arrester element

Patents Applicationslast 30 patents

SURGE ARRESTER FOR DC MAINS AND METHOD OF OPERATING SUCH A SURGE AR...

LIGHTNING PROTECTION SPARK GAP ASSEMBLY AND METHOD FOR OPERATING A...

LIGHTNING PROTECTION SPARK GAP ASSEMBLY AND METHOD FOR OPERATING A...

OVER-VOLTAGE PROTECTION ARRANGEMENT HAVING A HORN GAP LOCATED IN AN...

OVERVOLTAGE PROTECTION ARRANGEMENT WITH A HORN SPARK GAP, LOCATED I...

TRIGGERED FUSE FOR LOW-VOLTAGE APPLICATIONS

SHORT-CIRCUITING DEVICE FOR USE IN LOW-VOLTAGE AND MEDIUM-VOLTAGE S...

DEVICE FOR DETECTING ELECTRICAL CURRENTS ON OR IN THE VICINITY OF E...

DEVICE FOR DETECTING ELECTRICAL CURRENTS ON OR NEAR ELECTRICAL COND...

TRIGGERED FUSE FOR LOW-VOLTAGE APPLICATIONS

SHORT-CIRCUITING DEVICE FOR USE IN LOW-VOLTAGE AND MEDIUM-VOLTAGE S...

OVERVOLTAGE PROTECTION DEVICE WITH SHORT-CIRCUIT FUNCTION FOR PROTE...

ARRANGEMENT FOR IGNITING SPARK GAPS

SPARK GAP HAVING A PLURALITY OF INDIVIDUAL SPARK GAPS CONNECTED IN...

SINGLE- OR MULTI-POLE SWITCHING DEVICE, IN PARTICULAR FOR DC APPLIC...

SPARK GAP HAVING A PLURALITY OF SERIES-CONNECTED INDIVIDUAL SPARK G...

HORN SPARK GAP WITH A DEION CHAMBER

HORN SPARK GAP LIGHTNING ARRESTOR WITH A DEION CHAMBER

SURGE ARRESTOR COMPRISING AT LEAST ONE ARRESTOR ELEMENT

RAPID DISCONNECT DEVICE