Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7694513 | Wave power apparatus comprising a plurality of arms arranged to pivot with a mutual phase shift | Per Resen Steenstrup, Keld Hansen | 2010-04-13 |
| 7579704 | Wave power apparatus having a float and means for locking the float in a position above the ocean surface | Per Resen Steenstrup, Keld Hansen | 2009-08-25 |
| 6925800 | Wave power machine | Keld Hansen | 2005-08-09 |