Inventor
JOHNSON STEPHEN BERTRAM
US28 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON STEPHEN BERTRAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
18 patentsUS9429139B2Aug 30, 2016
Transportation assembly for rotor blade
GEN ELECTRIC7 citations79
US10987879B2Apr 27, 2021
Methods of manufacturing rotor blade components for a wind turbine
GEN ELECTRIC3 citations73
US9745956B2Aug 29, 2017
Spar cap for a wind turbine rotor blade
GEN ELECTRIC6 citations73
US10830206B2Nov 10, 2020
Methods for manufacturing wind turbine rotor blades and components thereof
GEN ELECTRIC5 citations72
US11098691B2Aug 24, 2021
Methods for manufacturing wind turbine rotor blades and components thereof
GEN ELECTRIC2 citations71
US10865769B2Dec 15, 2020
Methods for manufacturing wind turbine rotor blade panels having printed grid structures
GEN ELECTRIC4 citations71
US10677216B2Jun 9, 2020
Wind turbine rotor blade components formed using pultruded rods
GEN ELECTRIC3 citations71
US10605227B2Mar 31, 2020
Segmented wind turbine rotor blade with welded joint
GEN ELECTRIC4 citations71
US10132290B2Nov 20, 2018
Apparatus and method for aerodynamic performance enhancement of a wind turbine
GEN ELECTRIC6 citations71
US9683548B2Jun 20, 2017
Tool and method for scarfing a rotor blade segment
GEN ELECTRIC2 citations69
US11548246B2Jan 10, 2023
Apparatus for manufacturing composite airfoils
GEN ELECTRIC0 citations62
US11040503B2Jun 22, 2021
Apparatus for manufacturing composite airfoils
GEN ELECTRIC0 citations62
US10611061B2Apr 7, 2020
Methods for manufacturing wind turbine rotor blades
GEN ELECTRIC1 citations60
US11248582B2Feb 15, 2022
Multiple material combinations for printed reinforcement structures of rotor blades
GEN ELECTRIC1 citations58
US10920745B2Feb 16, 2021
Wind turbine rotor blade components and methods of manufacturing the same
GEN ELECTRIC0 citations52
US11738530B2Aug 29, 2023
Methods for manufacturing wind turbine rotor blade components
GEN ELECTRIC0 citations50
US10773464B2Sep 15, 2020
Method for manufacturing composite airfoils
GEN ELECTRIC0 citations42
US10690111B2Jun 23, 2020
Wind turbine rotor blade
GEN ELECTRIC0 citations42
JOHNSON STEPHEN BERTRAM
5 patentsUS8602700B2Dec 10, 2013
Shipping fixture and method for transporting rotor blades
JOHNSON STEPHEN BERTRAM35 citations93
US8869940B2Oct 28, 2014
Dual temperature oil control system and method for a wind turbine gearbox
JOHNSON STEPHEN BERTRAM24 citations90
US8245458B2Aug 21, 2012
Wind turbine with tower support system and associated method of construction
JOHNSON STEPHEN BERTRAM12 citations80
US8225497B2Jul 24, 2012
Permanent magnet rotor installation systems
JOHNSON STEPHEN BERTRAM18 citations77
US8171614B2May 8, 2012
Systems and method of assembling a tower section
JOHNSON STEPHEN BERTRAM2 citations62