Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7212155 | GPS navigation using successive differences of carrier-phase measurements | Ronald R. Hatch, Richard Sharpe | 2007-05-01 |
| 7119741 | Method for combined use of a local RTK system and a regional, wide-area, or global carrier-phase positioning system | Richard Sharpe, Frederick W. Nelson, Terence D. Pickett, Ronald R. Hatch | 2006-10-10 |
| 7071870 | Method for combined use of local positioning system and a global positioning system | Richard Sharpe, Frederick W. Nelson, Terence D. Pickett, Ronald R. Hatch | 2006-07-04 |
| 6864836 | Method for receiver autonomous integrity monitoring and fault detection and elimination | Ronald R. Hatch, Richard Sharpe | 2005-03-08 |
| 6753810 | Fast ambiguity resolution for real time kinematic survey and navigation | Ronald R. Hatch, Richard Sharpe | 2004-06-22 |