Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721774 | Low power multiplier | Toshiyuki Sakuta | 2004-04-13 |
| 6711897 | Installation of power generation by ocean wave | — | 2004-03-30 |
| 6684174 | Wind gauge | John M. Clark, Ian Dwayne Campbell, Watson C. K. Chow, David J. Edmondson, Marco C. Ko +2 more | 2004-01-27 |