| Patents for G01C 19 - Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects (15,537) |
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| 05/02/1989 | US4826320 Dither signal remover for a dithered ring laser angular rate sensor |
| 05/02/1989 | US4825713 Monolithic suspension assembly using cross flexure pivots |
| 05/02/1989 | CA1253559A1 Bi-axial supporting arrangement |
| 04/25/1989 | US4825261 Method for reading out rotation rate with a passive optical resonator |
| 04/25/1989 | US4825260 Apparatus and method using amplification cells for ring laser gyroscope cavity length control |
| 04/25/1989 | US4824253 Glass driver for laser mirror |
| 04/25/1989 | US4824252 Laser gyro system |
| 04/25/1989 | US4823626 Inertial sensor arrangement |
| 04/25/1989 | US4823461 Method of manufacturing fluidic angular rate sensor |
| 04/20/1989 | WO1989002607A3 Partly transparent mirror for a ring laser gyro |
| 04/18/1989 | US4821572 For producing an output signal |
| 04/12/1989 | EP0311357A2 Roll rate sensor |
| 04/11/1989 | US4821282 Mirror assembly for lasers |
| 04/11/1989 | US4820008 Integrated optics ring resonator |
| 04/11/1989 | CA1252551A1 Laser angular rate sensor with dithered mirrors |
| 04/11/1989 | CA1252313A1 Gyroscopes |
| 04/05/1989 | EP0309963A2 Vibration gyro having an H-shaped vibrator |
| 04/04/1989 | US4818109 Fiber optical combiner particularly for a ring laser gyro |
| 04/04/1989 | US4818087 Orthohedral ring laser gyro |
| 03/29/1989 | EP0309343A1 Active optical phase-conjugate gyroscope |
| 03/28/1989 | US4817112 Low cost ring laser angular rate sensor |
| 03/28/1989 | US4815853 Three-axis fiber-optic ring interferometer |
| 03/28/1989 | US4815852 Apparatus for measuring rotation by a combination of the Sagnac and Fizeau effects |
| 03/28/1989 | US4815851 Frequency modulated phase-locked stabilized passive ring laser gyro |
| 03/23/1989 | WO1989002607A2 Partly transparent mirror for a ring laser gyro |
| 03/23/1989 | WO1989001605A3 Ring laser gyro frame design resistant to thermal gradient effects |
| 03/22/1989 | EP0308087A2 Step data processor for 180X and 90X compass synchro data |
| 03/21/1989 | US4814680 Servo loop control for a coriolis rate sensor dither drive |
| 03/21/1989 | US4813774 Closed loop optical resonator |
| 03/21/1989 | CA1251547A1 Low q body dithered laser gyro assembly |
| 03/15/1989 | EP0307321A1 Piezoelectric gyrometer |
| 03/14/1989 | US4811613 Two-axis angular rate gyroscope |
| 03/14/1989 | US4811602 Frame assembly and dither drive for a coriolis rate sensor |
| 03/14/1989 | CA1251068A1 Interferometer with kerr effect compensation |
| 03/09/1989 | WO1989002060A1 Fiber optic gyroscope with improved bias stability and repeatability and method |
| 03/08/1989 | EP0306397A1 Acoustical gyrometer |
| 03/08/1989 | EP0306320A2 Two-axis angular rate gyroscope |
| 03/07/1989 | CA1250939A1 System for reducing the sensitivity of a ring laser gyro to changes in a magnetic field |
| 02/28/1989 | US4809007 Navigation method |
| 02/28/1989 | US4807999 Two source passive ring laser gyroscope |
| 02/28/1989 | US4807998 Ring laser having amplitude and phase controlled externally injected back scatter |
| 02/28/1989 | US4807953 Apparatus and method for frequency locking electromagnetic optical signals |
| 02/28/1989 | US4807485 Motor driven caging system for free gyros |
| 02/28/1989 | CA1250458A1 Hemispherical resonator gyro |
| 02/23/1989 | WO1989001655A1 Servo loop control for a coriolis rate sensor dither drive |
| 02/23/1989 | WO1989001606A1 Fiber optics gyroscope |
| 02/23/1989 | WO1989001605A2 Ring laser gyro frame design resistant to thermal gradient effects |
| 02/23/1989 | EP0276249A4 Method and apparatus for automatic calibration of magnetic compass. |
| 02/23/1989 | DE3727167A1 Faserkreisel Fiber-optic gyroscope |
| 02/22/1989 | CN1003392B Solid state optical interferometer |
| 02/21/1989 | US4807138 Device for determining the north direction |
| 02/21/1989 | CA1250322A1 Glass-ceramics suitable for ring laser gyros |
| 02/08/1989 | EP0302275A2 Arrangement for detecting intensity-modulated light signals |
| 02/07/1989 | US4802767 Method and apparatus for optical nutation sensing |
| 02/07/1989 | US4802766 Dither signal remover for a dithered ring laser angular rate sensor |
| 02/07/1989 | US4802364 Angular rate sensor |
| 02/07/1989 | CA1249743A1 Fiber optic frequency shifter |
| 02/01/1989 | EP0301125A1 Device for superpositioning two light beams |
| 01/31/1989 | US4801206 Simplified ring laser gyroscope dither control and method |
| 01/26/1989 | WO1989000700A1 Angular rate sensor with phase shift correction |
| 01/26/1989 | WO1989000699A1 A frame assembly and dither drive for a coriolis rate sensor |
| 01/24/1989 | US4799385 Angular rate sensor with phase shift correction |
| 01/12/1989 | WO1989000326A1 Apparatus and method for sensing rotation rate and direction and for controlling cavity length |
| 01/11/1989 | EP0298651A2 Angular rate sensor |
| 01/11/1989 | EP0298511A2 Vibration gyro |
| 01/10/1989 | US4797841 Method and apparatus for automatic calibration of magnetic compass |
| 01/10/1989 | US4796993 Phase modulation type fiber optic gyroscope |
| 01/04/1989 | EP0297338A1 Sagnac optical fibre interferometer |
| 01/03/1989 | US4795259 Path length control mechanization for a ring laser angular rate sensor |
| 01/03/1989 | US4795258 Nonplanar three-axis ring laser gyro with shared mirror faces |
| 12/29/1988 | WO1988006276A3 Device for eliminating parasitic rotations of mobile mirrors in laser gyrometers |
| 12/29/1988 | WO1988006275A3 Device for elininating parasitic rotations of piezoelectric mirrors in laser gyrometers |
| 12/28/1988 | EP0297059A2 A gyromagnetic-effect cryogenic gyroscope |
| 12/28/1988 | EP0296746A2 Interferometric sensor using time domain measurements |
| 12/28/1988 | CA1247576A Super radiant light source |
| 12/28/1988 | CA1247404A Gyroscope |
| 12/27/1988 | US4793708 Fiber optic sensing coil |
| 12/27/1988 | US4793195 Vibrating cylinder gyroscope and method |
| 12/20/1988 | US4792676 Gyro apparatus with a vibration portion |
| 12/20/1988 | US4791815 Cyclically driven gyro and adjusting system therefor |
| 12/20/1988 | US4791727 Gyro apparatus |
| 12/20/1988 | CA1247219A1 Ring laser gyro block stiffener |
| 12/15/1988 | WO1988009913A1 Process and device for measuring the position of wheels |
| 12/14/1988 | EP0294915A2 Rotation rate nulling servo and method for a fiber optic rotation sensor |
| 12/13/1988 | US4791574 Land vehicle navigation device comprising a filter unit for determining an optimum heading from presented orientation signals, and filter unit to be used in said navigation device |
| 12/13/1988 | US4791460 Readout for a ring laser angular rate sensor |
| 12/13/1988 | US4790658 Dither signal remover for a dithered ring laser angular rate sensor |
| 12/13/1988 | US4790657 Ring laser gyroscope curved blade flexure and support ring assembly and method |
| 12/13/1988 | US4790493 Device for measuring the roll rate or roll attitude of a missile |
| 12/06/1988 | US4789241 Optical fiber sensing systems having acoustical optical deflection and; modulation devices |
| 12/06/1988 | US4788872 Rearmable spring caged and energized free gyro |
| 12/01/1988 | WO1988008117A3 Combination beam combiner and beam emitter for ring laser gyroscope |
| 11/30/1988 | EP0292999A2 Method of manufacturing fluidic angular rate sensor |
| 11/30/1988 | EP0292842A2 Gas rate sensor |
| 11/30/1988 | EP0292593A1 Gyrocompass navigation system for land vehicles |
| 11/24/1988 | DE3715321A1 Method for measuring absolute rotations and arrangement for carrying out the method |
| 11/23/1988 | EP0292106A2 Inertial sensor |
| 11/23/1988 | EP0292103A2 Fiber optic sensing coil |
| 11/22/1988 | US4787058 Synthetic quadrature generating apparatus |
| 11/22/1988 | US4786173 Method and apparatus for phase modulating a fiber-optic rotation sensor |