PF

Per Eske Fenger

LA Liftra Ip Aps: 17 patents #1 of 2Top 50%
IH Inventus Holdings: 4 patents #13 of 138Top 10%
📍 Terndrup, DK: #1 of 9 inventorsTop 15%
Overall (All Time): #176,997 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12428268 Counterweight tool 2025-09-30
12338798 Uptower main bearing replacement Martin E. Lohan, Charles Asheim, Miguel A. Gonzalez, Daniel M. Brake 2025-06-24
12215000 Method and yoke for lifting a wind turbine component Alexander Becsei Christiansen 2025-02-04
12116248 Crane system for hoisting of wind turbine components 2024-10-15
12116249 Self-hoisting crane system and method of hoisting a self-hoisting crane 2024-10-15
12104578 Main shaft fixture 2024-10-01
12092073 Wind turbine tower with crane connection elements and a crane with tower flange connection elements 2024-09-17
11994102 Rotor blade clamping tool 2024-05-28
11932520 Method of mounting a self-hoisting crane on a wind turbine and self-hoisting crane 2024-03-19
11732695 Rotor blade clamping tool 2023-08-22
11603824 Uptower crane and rotor lock for wind turbine component replacement Martin E. Lohan, Charles Asheim, Miguel A. Gonzalez, Daniel M. Brake 2023-03-14
11092139 Rotor blade replacement system 2021-08-17
10851764 Uptower wind turbine component replacement Martin E. Lohan, Charles Asheim, Miguel A. Gonzalez, Daniel M. Brake 2020-12-01
10753339 Adjustable retention fixture for wind turbine members 2020-08-25
10703610 Lifting bracket 2020-07-07
10611608 Method and device for automatic control of the position of a burden suspended in a main wire on a crane 2020-04-07
10378518 Main shaft fixture 2019-08-13
9909559 Uptower wind turbine component replacement Martin E. Lohan, Charles Asheim, Miguel A. Gonzalez, Daniel M. Brake 2018-03-06
9845791 Method and means for establishing access to the main parts in the nacelle on a wind turbine 2017-12-19
9415978 Crane with double wire guide and anchoring bracket arranged in the nacelle of a wind turbine 2016-08-16
9115693 Device for establishing admittance and transport of cargo to and from a wind turbine construction above ground level 2015-08-25
8998546 Fixture for retaining an end of a member 2015-04-07
8636488 Hydraulic motor or pump 2014-01-28