Inventor
FERSHT SAMUEL N
US22 patents
⚠️ This page may combine multiple inventors who share the name “FERSHT SAMUEL N”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LITTON SYSTEMS INC
18 patentsUS6064630AMay 16, 2000
Sensor with an optical interferometric pick-off
LITTON SYSTEMS INC41 citations96
US5056366AOct 15, 1991
Piezoelectric vibratory rate sensor
LITTON SYSTEMS INC63 citations96
US4996877AMar 5, 1991
Three axis inertial measurement unit with counterbalanced mechanical oscillator
LITTON SYSTEMS INC83 citations96
US5883308AMar 16, 1999
Fiber optic twist ring accelerometer
LITTON SYSTEMS INC37 citations92
US5767509AJun 16, 1998
Fiber optic sensor coil including buffer regions
LITTON SYSTEMS INC24 citations92
US5065627ANov 19, 1991
Three axis inertial measurement unit with counterbalanced, low inertia mechanical oscillator
LITTON SYSTEMS INC25 citations92
US5007289AApr 16, 1991
Three axis inertial measurement unit with counterbalanced, low inertia mechanical oscillator
LITTON SYSTEMS INC30 citations92
US5428995AJul 4, 1995
Counterbalanced vibratory triaxial angular rate sensor with open loop output
LITTON SYSTEMS INC28 citations89
US5545892AAug 13, 1996
Gyro sensor coil with low-friction hub interface
LITTON SYSTEMS INC28 citations88
US5371593ADec 6, 1994
Sensor coil for low bias fiber optic gyroscope
LITTON SYSTEMS INC38 citations87
US6618523B2Sep 9, 2003
Unbalanced fiber optic Michelson interferometer as an optical pick-off
LITTON SYSTEMS INC4 citations74
US6363786B1Apr 2, 2002
Dynamically enhanced fiber optic particle motion accelerometer
LITTON SYSTEMS INC10 citations74
US6317213B1Nov 13, 2001
Unbalanced fiber optic Michelson interferometer as an optical pick-off
LITTON SYSTEMS INC5 citations74
US5949740ASep 7, 1999
Unbalanced fiber optic Michelson interferometer as an optical pick-off
LITTON SYSTEMS INC12 citations74
US4710027ADec 1, 1987
Method and apparatus for mechanical dither stabilization of a laser angular sensor
LITTON SYSTEMS INC10 citations70
US6141474AOct 31, 2000
Reinforcement of fiber optic gyroscope coils
LITTON SYSTEMS INC2 citations63
US6085590AJul 11, 2000
Multisensor with parametric rotor drive
LITTON SYSTEMS INC6 citations63
US5815266ASep 29, 1998
Sensing method and apparatus
LITTON SYSTEMS INC2 citations62
NORTHROP GRUMMAN CORP
4 patentsUS6573486B1Jun 3, 2003
Projectile guidance with accelerometers and a GPS receiver
NORTHROP GRUMMAN CORP105 citations95
US6496264B1Dec 17, 2002
Fiber optic acoustic sensor with specifically selected flexural disks
NORTHROP GRUMMAN CORP37 citations92
US6384919B1May 7, 2002
Fiber optic seismic sensor
NORTHROP GRUMMAN CORP25 citations88
US6563967B2May 13, 2003
Fiber optic displacement sensor
NORTHROP GRUMMAN CORP9 citations71