Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7715982 | Monitoring sports | Ronald Grenfell, Kefei Zhang, Daniel James, Neil S. Davey | 2010-05-11 |
| 7272499 | Monitoring water sports performance | Ronald Grenfell, Kefei Zhang, Daniel James, Neil S. Davey | 2007-09-18 |