Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8676501 | Satellite navigation using long-term navigation information | Raymond S. DiEsposti, Clifford W. Kelley | 2014-03-18 |
| 8099186 | Satellite navigation using long-term navigation information and autonomous orbit control | Raymond S. DiEsposti, Clifford W. Kelley, Jya-Syin W. Chien | 2012-01-17 |
| 7978133 | GPS gyro calibration | Kevin M. O'Brien | 2011-07-12 |
| 7667645 | GPS gyro calibration | Kevin M. O'Brien | 2010-02-23 |
| 7668629 | Ultra-tightly coupled global navigation satellite system space borne receiver system | Raymond S. DiEsposti | 2010-02-23 |
| 7492314 | User equipment navigation solution with position determination of a navigation signal reflector | Raymond S. DiEsposti, Clifford W. Kelley | 2009-02-17 |
| 7423585 | Navigation signal group delay calibration | Kevin M. O'Brien | 2008-09-09 |
| 7397422 | Method and system for attitude determination of a platform using global navigation satellite system and a steered antenna | Raymond S. DiEsposti | 2008-07-08 |
| 7256734 | Spot beam antenna boresight calibration using GPS receivers | Kevin M. O'Brien | 2007-08-14 |
| 7221316 | Control segment-based lever-arm correction via curve fitting for high accuracy navigation | Kevin M. O'Brien | 2007-05-22 |
| 7221317 | Space-based lever arm correction in navigational systems employing spot beams | Kevin M. O'Brien | 2007-05-22 |
| 7129889 | User segment-based lever arm correction via prescribed maneuver for high-accuracy navigation | Kevin M. O'Brien | 2006-10-31 |