Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826843 | Electronic compass apparatus and method | Vincent Lam, Raymond Ho | 2004-12-07 |
| 6684174 | Wind gauge | John M. Clark, Ian Dwayne Campbell, Watson C. K. Chow, David J. Edmondson, Marco C. Ko +2 more | 2004-01-27 |