Inventor
Samuel N. Fersht
Inventor
Studio City, CA, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Cprimary
G01CMeasuring distances, levels or bearings28%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock15%
G02BOptical elements, systems or apparatus13%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves10%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure8%
B81BMicrostructural devices or systems, e.g. micromechanical devices5%
G01VGeophysics5%
H01HElectric switches5%
F41GWeapon sights3%
G01BMeasuring length, thickness or similar linear dimensions3%
PatentTitleYear
6,788,840'Bi-stable micro-actuator and optical switch'20046,618,523'Unbalanced fiber optic Michelson interferometer as an optical pick-off'20036,591,027'Bi-stable micro-actuator and optical switch'20036,573,486'Projectile guidance with accelerometers and a GPS receiver'20036,563,967'Fiber optic displacement sensor'20036,496,264'Fiber optic acoustic sensor with specifically selected flexural disks'20026,384,919'Fiber optic seismic sensor'20026,363,786'Dynamically enhanced fiber optic particle motion accelerometer'20026,317,213'Unbalanced fiber optic Michelson interferometer as an optical pick-off'20016,288,975'Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors'20016,141,474'Reinforcement of fiber optic gyroscope coils'20006,085,590'Multisensor with parametric rotor drive'20006,064,630'Sensor with an optical interferometric pick-off'20005,883,308'Fiber optic twist ring accelerometer'19995,815,266'Sensing method and apparatus'19985,767,509'Fiber optic sensor coil including buffer regions'19985,545,892'Gyro sensor coil with low-friction hub interface'19965,428,995'Counterbalanced vibratory triaxial angular rate sensor with open loop output'19955,371,593'Sensor coil for low bias fiber optic gyroscope'19945,065,627'Three axis inertial measurement unit with counterbalanced, low inertia mechanical oscillator'19915,056,366'Piezoelectric vibratory rate sensor'19915,007,289'Three axis inertial measurement unit with counterbalanced, low inertia mechanical oscillator'19914,996,877'Three axis inertial measurement unit with counterbalanced mechanical oscillator'19914,710,027'Method and apparatus for mechanical dither stabilization of a laser angular sensor'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2003Patents assigned to LITTON SYSTEMS INC (19)· patent assignee history
1987–2004Based in Studio City, CA, US· patent location history
2002–2004Patents assigned to NORTHROP GRUMMAN CORP (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LITTON SYSTEMS INC | 19 | 1987–2003 |
| NORTHROP GRUMMAN CORP | 5 | 2002–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Studio City, California, US | 24 | 1987–2004 |