Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7344353 | Helical wind turbine | Pertti Naskali, Angus MacLean, Neil C. C. Gray, A. Patrick Newall | 2008-03-18 |
| 6233893 | Core assembly and method for making same | — | 2001-05-22 |
| 5649666 | Motor-powered spreading apparatus for use with articulating dump boxes | — | 1997-07-22 |
| 5621940 | Vehicle-mountable push broom | Donald A. Lewis | 1997-04-22 |
| 5375773 | Salt spreader mounting assembly | — | 1994-12-27 |