Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8393288 | Water vehicle improvements with connecting means | — | 2013-03-12 |
| 5948266 | Hand manipulable skimmer system for removing an oil sheen from the surface of a body of water | Douglas Gore, Michael David Hanrahan | 1999-09-07 |
| 5474481 | Multi-sport flotation system | — | 1995-12-12 |
| 5297978 | Tote 'N flote water vehicle | — | 1994-03-29 |
| 4980987 | Fishing lure with self-activated hook | — | 1991-01-01 |
| 4875340 | Non-contaminating flow visualization system | Benjamin Y. H. Liu | 1989-10-24 |
| 4771608 | Non-contaminating flow visualization system | Benjamin Y. H. Liu | 1988-09-20 |