Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D269668 | Boardsailing board | — | 1983-07-12 |
| RE31167 | Wind-propelled apparatus | James R. Drake | 1983-03-08 |
| 4319535 | Spar base | Thane H. Roberts | 1982-03-16 |
| 4319536 | Boom attaching mechanism | Thane H. Roberts | 1982-03-16 |