Per E. Fenger

Person

Terndrup, DK

People

Patents Grantslast 30 patents

Information Patent Grant
Method and yoke for lifting a wind turbine component
- Patent number 12,215,000
- Issue date Feb 4, 2025
- LIFTRA IP APS
- Per E. Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Crane system for hoisting of wind turbine components
- Patent number 12,116,248
- Issue date Oct 15, 2024
- LIFTRA IP APS
- Per Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Self-hoisting crane system and method of hoisting a self-hoisting c...
- Patent number 12,116,249
- Issue date Oct 15, 2024
- Liftra IP ApS
- Per Eske Fenger
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Main shaft fixture
- Patent number 12,104,578
- Issue date Oct 1, 2024
- LIFTRA IP APS
- Per E. Fenger
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wind turbine tower with crane connection elements and a crane with...
- Patent number 12,092,073
- Issue date Sep 17, 2024
- Liftra IP ApS
- Per Eske Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Rotor blade clamping tool
- Patent number 11,994,102
- Issue date May 28, 2024
- Liftra IP ApS
- Per Eske Fenger
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method of mounting a self-hoisting crane on a wind turbine and self...
- Patent number 11,932,520
- Issue date Mar 19, 2024
- LIFTRA IP APS
- Per Eske Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Rotor blade clamping tool
- Patent number 11,732,695
- Issue date Aug 22, 2023
- Liftra IP ApS
- Per Eske Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Uptower crane and rotor lock for wind turbine component replacement
- Patent number 11,603,824
- Issue date Mar 14, 2023
- Inventus Holdings, LLC
- Martin E. Lohan
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Rotor blade replacement system
- Patent number 11,092,139
- Issue date Aug 17, 2021
- Liftra IP ApS
- Per Eske Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Uptower wind turbine component replacement
- Patent number 10,851,764
- Issue date Dec 1, 2020
- Inventus Holdings, LLC
- Martin E. Lohan
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Adjustable retention fixture for wind turbine members
- Patent number 10,753,339
- Issue date Aug 25, 2020
- Liftra IP ApS
- Per Eske Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Lifting bracket
- Patent number 10,703,610
- Issue date Jul 7, 2020
- Liftra IP ApS
- Per Fenger
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method and device for automatic control of the position of a burden...
- Patent number 10,611,608
- Issue date Apr 7, 2020
- Liftra IP ApS
- Per E. Fenger
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Main shaft fixture
- Patent number 10,378,518
- Issue date Aug 13, 2019
- LIFTRA IP APS
- Per E. Fenger
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Uptower wind turbine component replacement
- Patent number 9,909,559
- Issue date Mar 6, 2018
- Inventus Holdings, LLC
- Martin E. Lohan
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method and means for establishing access to the main parts in the n...
- Patent number 9,845,791
- Issue date Dec 19, 2017
- Liftra IP ApS
- Per Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Crane with double wire guide and anchoring bracket arranged in the...
- Patent number 9,415,978
- Issue date Aug 16, 2016
- Liftra IP ApS
- Per Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Device for establishing admittance and transport of cargo to and fr...
- Patent number 9,115,693
- Issue date Aug 25, 2015
- Liftra IP ApS
- Per E Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Fixture for retaining an end of a member
- Patent number 8,998,546
- Issue date Apr 7, 2015
- Liftra ApS
- Per E Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydraulic motor or pump
- Patent number 8,636,488
- Issue date Jan 28, 2014
- Liftra ApS
- Per E. Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

Information Patent Application
WIND TURBINE TOWER WITH CRANE CONNECTION ELEMENTS AND A CRANE WITH...
- Publication number 20240418151
- Publication date Dec 19, 2024
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
A Base for Supporting a Portable Crane and a Method for Removing a...
- Publication number 20240367950
- Publication date Nov 7, 2024
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
MAIN SHAFT FIXTURE
- Publication number 20240209842
- Publication date Jun 27, 2024
- LIFTRA IP ApS
- Per E. FENGER
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ROTOR BLADE CLAMPING TOOL
- Publication number 20230366380
- Publication date Nov 16, 2023
- LIFTRA IP ApS
- Per Eske FENGER
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
CRANE SYSTEM FOR HOISTING OF WIND TURBINE COMPONENTS
- Publication number 20230303366
- Publication date Sep 28, 2023
- LIFTRA IP ApS
- Per Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
AN EXTENSION YOKE FOR SELF-HOISTING CRANE, A SELF-HOISTING WIND TUR...
- Publication number 20230249947
- Publication date Aug 10, 2023
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
UPTOWER WIND TURBINE COMPONENT REPLACEMENT
- Publication number 20230213022
- Publication date Jul 6, 2023
- Inventus Holdings, LLC
- Martin E. Lohan
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
METHOD AND YOKE FOR LIFTING A WIND TURBINE COMPONENT
- Publication number 20230079878
- Publication date Mar 16, 2023
- LIFTRA IP ApS
- Per E. FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
ROTOR BLADE HOISTING SYSTEM AND METHOD OF INSTALLATION AND/OR DEINS...
- Publication number 20220348441
- Publication date Nov 3, 2022
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
SELF-HOISTING CRANE SYSTEM AND METHOD OF HOISTING A SELF-HOISTING C...
- Publication number 20220281722
- Publication date Sep 8, 2022
- LIFTRA IP ApS
- Per Eske FENGER
- B66 - HOISTING LIFTING HAULING
Information Patent Application
METHOD OF MOUNTING A SELF-HOISTING CRANE ON A WIND TURBINE AND SELF...
- Publication number 20220250877
- Publication date Aug 11, 2022
- LIFTRA IP ApS
- Per Eske FENGER
- B66 - HOISTING LIFTING HAULING
Information Patent Application
WIND TURBINE TOWER WITH CRANE CONNECTION ELEMENTS AND A CRANE WITH...
- Publication number 20220235739
- Publication date Jul 28, 2022
- LIFTRA IP ApS
- Per Eske FENGER
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
ROTOR BLADE CLAMPING TOOL
- Publication number 20210190042
- Publication date Jun 24, 2021
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
UPTOWER CRANE AND ROTOR LOCK FOR WIND TURBINE COMPONENT REPLACEMENT
- Publication number 20210054828
- Publication date Feb 25, 2021
- Inventus Holdings, LLC
- Martin E. Lohan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAIN SHAFT FIXTURE
- Publication number 20190316569
- Publication date Oct 17, 2019
- LIFTRA IP ApS
- Per E. FENGER
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ROTOR BLADE REPLACEMENT SYSTEM
- Publication number 20190309732
- Publication date Oct 10, 2019
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
ADJUSTABLE RETENTION FIXTURE FOR WIND TURBINE MEMBERS
- Publication number 20190264657
- Publication date Aug 29, 2019
- LIFTRA IP ApS
- Per Eske FENGER
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
LIFTING BRACKET
- Publication number 20180362304
- Publication date Dec 20, 2018
- LIFTRA IP ApS
- Per Fenger
- B66 - HOISTING LIFTING HAULING
Information Patent Application
UPTOWER WIND TURBINE COMPONENT REPLACEMENT
- Publication number 20180163705
- Publication date Jun 14, 2018
- Inventus Holdings, LLC
- Martin E. Lohan
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
MAIN SHAFT FIXTURE
- Publication number 20170306930
- Publication date Oct 26, 2017
- LIFTRA IP ApS
- Per E. Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
METHOD AND DEVICE FOR AUTOMATIC CONTROL OF THE POSITION OF A BURDEN...
- Publication number 20170050824
- Publication date Feb 23, 2017
- LIFTRA IP ApS
- Per E. Fenger
- B66 - HOISTING LIFTING HAULING
Information Patent Application
CRANE WITH DOUBLE WIRE GUIDE AND ANCHORING BRACKET ARRANGED IN THE...
- Publication number 20150284218
- Publication date Oct 8, 2015
- LIFTRA IP ApS
- Per Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
METHOD AND MEANS FOR ESTABLISHING ACCESS TO THE MAIN PARTS IN THE N...
- Publication number 20150132119
- Publication date May 14, 2015
- LIFTRA IP ApS
- Per Fenger
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
UPTOWER WIND TURBINE COMPONENT REPLACEMENT
- Publication number 20150096174
- Publication date Apr 9, 2015
- Inventus Holdings, LLC
- Martin E. Lohan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DEVICE FOR ESTABLISHING ADMITTANCE AND TRANSPORT OF CARGO TO AND FR...
- Publication number 20120217089
- Publication date Aug 30, 2012
- LIFTRA APS
- Per E. Fenger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
HYDRAULIC MOTOR OR PUMP
- Publication number 20110311388
- Publication date Dec 22, 2011
- LIFTRA APS
- Per E. Fenger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
FIXTURE FOR RETAINING AN END OF A MEMBER
- Publication number 20110194896
- Publication date Aug 11, 2011
- LIFTRA APS
- Per E. Fenger
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Per E. Fenger

Person

Patents Grantslast 30 patents

Method and yoke for lifting a wind turbine component

Crane system for hoisting of wind turbine components

Self-hoisting crane system and method of hoisting a self-hoisting c...

Main shaft fixture

Wind turbine tower with crane connection elements and a crane with...

Rotor blade clamping tool

Method of mounting a self-hoisting crane on a wind turbine and self...

Rotor blade clamping tool

Uptower crane and rotor lock for wind turbine component replacement

Rotor blade replacement system

Uptower wind turbine component replacement

Adjustable retention fixture for wind turbine members

Lifting bracket

Method and device for automatic control of the position of a burden...

Main shaft fixture

Uptower wind turbine component replacement

Method and means for establishing access to the main parts in the n...

Crane with double wire guide and anchoring bracket arranged in the...

Device for establishing admittance and transport of cargo to and fr...

Fixture for retaining an end of a member

Hydraulic motor or pump

Patents Applicationslast 30 patents

WIND TURBINE TOWER WITH CRANE CONNECTION ELEMENTS AND A CRANE WITH...

A Base for Supporting a Portable Crane and a Method for Removing a...

MAIN SHAFT FIXTURE

ROTOR BLADE CLAMPING TOOL

CRANE SYSTEM FOR HOISTING OF WIND TURBINE COMPONENTS

AN EXTENSION YOKE FOR SELF-HOISTING CRANE, A SELF-HOISTING WIND TUR...

UPTOWER WIND TURBINE COMPONENT REPLACEMENT

METHOD AND YOKE FOR LIFTING A WIND TURBINE COMPONENT

ROTOR BLADE HOISTING SYSTEM AND METHOD OF INSTALLATION AND/OR DEINS...

SELF-HOISTING CRANE SYSTEM AND METHOD OF HOISTING A SELF-HOISTING C...

METHOD OF MOUNTING A SELF-HOISTING CRANE ON A WIND TURBINE AND SELF...

WIND TURBINE TOWER WITH CRANE CONNECTION ELEMENTS AND A CRANE WITH...

ROTOR BLADE CLAMPING TOOL

UPTOWER CRANE AND ROTOR LOCK FOR WIND TURBINE COMPONENT REPLACEMENT

MAIN SHAFT FIXTURE

ROTOR BLADE REPLACEMENT SYSTEM

ADJUSTABLE RETENTION FIXTURE FOR WIND TURBINE MEMBERS

LIFTING BRACKET

UPTOWER WIND TURBINE COMPONENT REPLACEMENT

MAIN SHAFT FIXTURE

METHOD AND DEVICE FOR AUTOMATIC CONTROL OF THE POSITION OF A BURDEN...

CRANE WITH DOUBLE WIRE GUIDE AND ANCHORING BRACKET ARRANGED IN THE...

METHOD AND MEANS FOR ESTABLISHING ACCESS TO THE MAIN PARTS IN THE N...

UPTOWER WIND TURBINE COMPONENT REPLACEMENT

DEVICE FOR ESTABLISHING ADMITTANCE AND TRANSPORT OF CARGO TO AND FR...

HYDRAULIC MOTOR OR PUMP

FIXTURE FOR RETAINING AN END OF A MEMBER