Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494407 | Wind turbine with savonius-type rotor | — | 1996-02-27 |
| 4838757 | Wind turbine system using a savonius type rotor | — | 1989-06-13 |
| 4830570 | Wind turbine system using twin savonius-type rotors | — | 1989-05-16 |
| 4784568 | Wind turbine system using a vertical axis savonius-type rotor | — | 1988-11-15 |
| 4715776 | Wind turbine system using a savonius type rotor | — | 1987-12-29 |
| 4359311 | Wind turbine rotor | — | 1982-11-16 |