| 10890157 |
Method and system for servicing wind turbine rotor |
Gaylon Mitchell Pfeiffer, Ulrich Neumann, Brent Hamilton Holloway, Michael Royce Johnson, Forrest Christopher Hach +1 more |
2021-01-12 |
| 10465663 |
Methods and systems for removing and/or installing wind turbine rotor blades |
Brent Hamilton Holloway, Ulrich Neumann, Gaylon Mitchell Pfeiffer, Michael Royce Johnson, Forrest Christopher Hach |
2019-11-05 |
| 9964095 |
Method and system for servicing wind turbine rotor |
Gaylon Mitchell Pfeiffer, Ulrich Neumann, Brent Hamilton Holloway, Michael Royce Johnson, Forrest Christopher Hach +1 more |
2018-05-08 |
| 9890022 |
Method for suspending a rotor blade from a hub of a wind turbine |
Ulrich Neumann, Gaylon Mitchell Pfeiffer, Stephanie Willman |
2018-02-13 |
| 9821417 |
System and method for replacing a pitch bearing |
Ulrich Neumann, Adam Sean Davis, Gaylon Mitchell Pfeiffer, Michael Royce Johnson, Forrest Christopher Hach +2 more |
2017-11-21 |
| 9745953 |
Method and system for replacing a single wind turbine blade |
Ulrich Neumann, Forrest Christopher Hach, Michael Royce Johnson, Gaylon Mitchell Pfeiffer, Rodney Robert Redd, II +1 more |
2017-08-29 |
| 9651021 |
System and method for removing and/or installing a rotor blade of a wind turbine |
Ulrich Neumann, Brent Hamilton Holloway, Gaylon Mitchell Pfeiffer, Michael Royce Johnson, Forrest Christopher Hach +1 more |
2017-05-16 |
| 9638163 |
Methods and systems for removing and/or installing wind turbine rotor blades |
Brent Hamilton Holloway, Ulrich Neumann, Gaylon Mitchell Pfeiffer, Michael Royce Johnson, Forrest Christopher Hach |
2017-05-02 |
