Muhlfelder; Ludwig
Patent Applications and Registrations
Patent applications and USPTO patent grants for Muhlfelder; Ludwig.The latest application filed is for "attitude control system".
- Muhlfelder; Ludwig - Livingston NJ
| Patent | Date |
|---|---|
| Attitude control system Grant 4,916,622 - Raman , et al. April 10, 1 | 1990-04-10 |
| Spacecraft stabilization system and method Grant 4,657,210 - Hubert , et al. April 14, 1 | 1987-04-14 |
| Magnetic torquing system for changing the spin rate of an orbiting satellite Grant 4,114,841 - Muhlfelder , et al. September 19, 1 | 1978-09-19 |
| Roll/yaw body steering for momentum biased spacecraft Grant 4,084,772 - Muhlfelder April 18, 1 | 1978-04-18 |
| Momentum biased active three-axis satellite attitude control system Grant 4,071,211 - Muhlfelder , et al. January 31, 1 | 1978-01-31 |
| Closed loop roll/yaw control system for satellites Grant 4,062,509 - Muhlfelder , et al. December 13, 1 | 1977-12-13 |
| Spacecraft closed loop three-axis momentum unloading system Grant 4,010,921 - Pistiner , et al. March 8, 1 | 1977-03-08 |
| Backup wheel for a three axis reaction wheel spacecraft Grant 3,999,729 - Muhlfelder , et al. December 28, 1 | 1976-12-28 |
| Orientation system for a spin stabilized spacecraft Grant 3,977,633 - Keigler , et al. August 31, 1 | 1976-08-31 |
| Re-orientation of a spacecraft relative to its angular momentum vector Grant 3,940,096 - Keigler , et al. February 24, 1 | 1976-02-24 |
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