Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962782 | Gravity gradiometer accelerometers | Graeme Joseph O'Keefe, James Beresford Lee, Gregory John Adams, Graham Clifford Goodwin | 1999-10-05 |
| 5922951 | Gravity gradiometer | Graeme Joseph O'Keefe, James Beresford Lee, Gregory John Adams, Graham Clifford Goodwin | 1999-07-13 |
| 5853233 | Crawler track assembly | — | 1998-12-29 |
| 5289151 | Electrical coils | — | 1994-02-22 |
| 4365684 | Power assisted gear assembly | — | 1982-12-28 |