Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075275 | Wind turbine spars with jointed shear webs | Nicholas K. Althoff, Jan Willem Bakhuis | 2011-12-13 |
| 8025485 | Wind turbine blade attachment configuration with flattened bolts | — | 2011-09-27 |