Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9951754 | System and method for assembling tower sections of a wind turbine lattice tower structure | Don Conrad Johnson, Todd Andersen, David Oliphant, Caroline Christine Williams, Jose Luis Virgen | 2018-04-24 |
| 9845612 | System and method for assembling tower sections of a wind turbine lattice tower structure | Don Conrad Johnson, Todd Andersen, David Oliphant, Caroline Christine Williams, Jose Luis Virgen | 2017-12-19 |