Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894940 | Light projecting speargun | Patrick Frain | 1990-01-23 |
| 4774887 | Underwater powerhead | — | 1988-10-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894940 | Light projecting speargun | Patrick Frain | 1990-01-23 |
| 4774887 | Underwater powerhead | — | 1988-10-04 |