Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7762498 | Enhanced high-efficiency spacecraft propulsion system | John B. Henderson | 2010-07-27 |
| 7669803 | Optimized land mobile satellite system for north american coverage | — | 2010-03-02 |
| 7663542 | Antenna autotrack control system for precision spot beam pointing control | Harald J. Weigl | 2010-02-16 |
| 7654490 | Precision attitude control system for gimbaled thruster | Moonish R. Patel | 2010-02-02 |
| 7624948 | Optimized land mobile satellite configuration and steering method | — | 2009-12-01 |
| 7489271 | Optimized receive antenna and system for precision GPS-at-GEO navigation | Bernard F. Lindinger, James W. Matthews | 2009-02-10 |
| 7464898 | Precision thrust/sun tracking attitude control system for gimbaled thruster | Moonish R. Patel, Santosh Ratan | 2008-12-16 |
| 7376496 | Spacecraft magnetic momentum control system | Harald J. Weigl, Santosh Ratan | 2008-05-20 |
| 7357356 | Attitude and antenna steering system for geosynchronous earth orbit (GEO) spacecraft | David M. Brown | 2008-04-15 |
| 7270302 | Scalable thermal control system for spacecraft mounted instrumentation | Hamilton Wong | 2007-09-18 |
| 7246775 | System and method of substantially autonomous geosynchronous time-optimal orbit transfer | Santosh Ratan | 2007-07-24 |
| 7104506 | Spacecraft disturbance trimming system | Santosh Ratan | 2006-09-12 |
| 7053828 | Systems and methods for correcting thermal distortion pointing errors | Santosh Ratan, Douglas V. McKinnon | 2006-05-30 |
| 7051980 | Efficient orbit sparing system for space vehicle constellations | James Donald Lempke | 2006-05-30 |
| 6908064 | High-efficiency REA optimized stationkeeping | Santosh Ratan, Harald J. Weigl | 2005-06-21 |
| 6883757 | System and method for increasing the roll offset operating range for a spacecraft | Santosh Ratan | 2005-04-26 |
| 6851651 | Constellation of spacecraft, and broadcasting method using said constellation | — | 2005-02-08 |
| 6845950 | System for high efficiency spacecraft orbit transfer | Santosh Ratan | 2005-01-25 |
| 6732977 | System for on-orbit correction of spacecraft payload pointing errors | Harald J. Weigl | 2004-05-11 |
| 6702234 | Fault tolerant attitude control system for zero momentum spacecraft | — | 2004-03-09 |
| 6695263 | System for geosynchronous spacecraft rapid earth reacquisition | — | 2004-02-24 |
| 6637701 | Gimbaled ion thruster arrangement for high efficiency stationkeeping | Michael Joseph Glogowski | 2003-10-28 |
| 6629672 | Sun sensor alignment compensation system | Xipu Li | 2003-10-07 |
| 6616104 | Spacecraft configuration and attitude steering method for highly inclined orbit (HIO) communications | Gen-Sen James Cheng | 2003-09-09 |
| 6600976 | Gyroless control system for zero-momentum three-axis stabilized spacecraft | Xipu Li, Santosh Ratan, Harald J. Weigl | 2003-07-29 |