Holger Freitag

Person

Bochum, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Control switch, control system and method for operating a crane
- Patent number 11,208,301
- Issue date Dec 28, 2021
- Konecranes Global Corporation
- Wolfgang Krebs
- G08 - SIGNALLING
Information Patent Grant
Control switch
- Patent number D875690
- Issue date Feb 18, 2020
- Konecranes Global Corporation
- Wolfgang Krebs
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Cable winch
- Patent number 10,202,264
- Issue date Feb 12, 2019
- Konecranes Global Corporation
- Oliver Moll
- G01 - MEASURING TESTING
Information Patent Grant
Control method for a balancing lifting gear and balancing lifting gear
- Patent number 9,643,322
- Issue date May 9, 2017
- Terex MHPS GmbH
- Holger Freitag
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Circuit arrangement having an emergency stop switch of a hoist
- Patent number 9,385,523
- Issue date Jul 5, 2016
- Terex MHPS IP Management GmbH
- Holger Freitag
- G05 - CONTROLLING REGULATING
Information Patent Grant
Suspended control device
- Patent number 7,504,602
- Issue date Mar 17, 2009
- Demag Cranes & Components GmbH
- Michael Röhr
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method for setting the parameters of motor control systems of hoist...
- Patent number 7,497,303
- Issue date Mar 3, 2009
- Demag Cranes & Components GmbH
- Giorgio Maccioni
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method of monitoring a chain pulley block and chain pulley block ap...
- Patent number 7,422,542
- Issue date Sep 9, 2008
- Demag Cranes & Components GmbH
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Interface circuit for actuating an electrical device and circuit ar...
- Patent number 7,126,307
- Issue date Oct 24, 2006
- Demag Cranes & Components GmbH
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Drive arrangement, especially for a lifting mechanism and/or a trav...
- Patent number 7,068,009
- Issue date Jun 27, 2006
- Demag Cranes & Components GmbH
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Operating device for manual actuation of hoisting equipment
- Patent number 6,972,385
- Issue date Dec 6, 2005
- Demag Cranes & Components GmbH
- Wolfgang Krebs
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process and device for monitoring and controlling the speed of rota...
- Patent number 5,818,185
- Issue date Oct 6, 1998
- Mannesmann Aktiengesellschaft
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Angle measuring device
- Patent number 5,813,124
- Issue date Sep 29, 1998
- Mannesmann Aktiengesellschaft
- Holger Freitag
- G01 - MEASURING TESTING
Information Patent Grant
Electric hoist with speed control, a protective housing and a swive...
- Patent number 5,632,469
- Issue date May 27, 1997
- Mannesmann Aktiengesellschaft
- Jurgen Heun
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR OPERATING A LOAD-HANDLING CRANE, AND LOAD-HANDLING CRANE...
- Publication number 20210188600
- Publication date Jun 24, 2021
- KONECRANES GLOBAL CORPORATION
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Application
CONTROL SWITCH, CONTROL SYSTEM AND METHOD FOR OPERATING A CRANE
- Publication number 20200361752
- Publication date Nov 19, 2020
- KONECRANES GLOBAL CORPORATION
- Wolfgang Krebs
- B66 - HOISTING LIFTING HAULING
Information Patent Application
CABLE WINCH
- Publication number 20180022587
- Publication date Jan 25, 2018
- TEREX MHPS IP MANAGEMENT GMBH
- Oliver Moll
- G01 - MEASURING TESTING
Information Patent Application
CONTROL METHOD FOR A BALANCING LIFTING GEAR AND BALANCING LIFTING GEAR
- Publication number 20130282178
- Publication date Oct 24, 2013
- Demag Cranes and Components GmbH
- Holger Freitag
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
CIRCUIT ARRANGEMENT HAVING AN EMERGENCY STOP SWITCH OF A HOIST
- Publication number 20130229069
- Publication date Sep 5, 2013
- Demag Cranes and Components GmbH
- Holger Freitag
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Suspended control device
- Publication number 20060180562
- Publication date Aug 17, 2006
- Michael Rohr
- B66 - HOISTING LIFTING HAULING
Information Patent Application
METHOD FOR SETTING THE PARAMETERS OF MOTOR CONTROL SYSTEMS OF HOIST...
- Publication number 20050167206
- Publication date Aug 4, 2005
- DEMAG CRANES & COMPONENTS GMBH
- Giorgio Maccioni
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Method of monitoring a chain pulley block and chain pulley block ap...
- Publication number 20050065692
- Publication date Mar 24, 2005
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Operating device for manual actuation of hoisting equipment
- Publication number 20050034966
- Publication date Feb 17, 2005
- Wolfgang Krebs
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Drive arrangement, especially for a lifting mechanism and/or a trav...
- Publication number 20050012483
- Publication date Jan 20, 2005
- Holger Freitag
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Interface circuit for actuating an electrical device and circuit ar...
- Publication number 20040239286
- Publication date Dec 2, 2004
- Holger Freitag
- B66 - HOISTING LIFTING HAULING

Holger Freitag

Person

Patents Grantslast 30 patents

Control switch, control system and method for operating a crane

Control switch

Cable winch

Control method for a balancing lifting gear and balancing lifting gear

Circuit arrangement having an emergency stop switch of a hoist

Suspended control device

Method for setting the parameters of motor control systems of hoist...

Method of monitoring a chain pulley block and chain pulley block ap...

Interface circuit for actuating an electrical device and circuit ar...

Drive arrangement, especially for a lifting mechanism and/or a trav...

Operating device for manual actuation of hoisting equipment

Process and device for monitoring and controlling the speed of rota...

Angle measuring device

Electric hoist with speed control, a protective housing and a swive...

Patents Applicationslast 30 patents

SYSTEM FOR OPERATING A LOAD-HANDLING CRANE, AND LOAD-HANDLING CRANE...

CONTROL SWITCH, CONTROL SYSTEM AND METHOD FOR OPERATING A CRANE

CABLE WINCH

CONTROL METHOD FOR A BALANCING LIFTING GEAR AND BALANCING LIFTING GEAR

CIRCUIT ARRANGEMENT HAVING AN EMERGENCY STOP SWITCH OF A HOIST

Suspended control device

METHOD FOR SETTING THE PARAMETERS OF MOTOR CONTROL SYSTEMS OF HOIST...

Method of monitoring a chain pulley block and chain pulley block ap...

Operating device for manual actuation of hoisting equipment

Drive arrangement, especially for a lifting mechanism and/or a trav...

Interface circuit for actuating an electrical device and circuit ar...