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Class Information
Number: 73/504.12
Name: Measuring and testing > Speed, velocity, or acceleration > Angular rate using gyroscopic or coriolis effect > Vibratory mass
Description: Subject matter wherein the inertial member is caused to rapidly reciprocate or oscillate about an axis of motion.










Sub-classes under this class:

Class Number Class Name Patents
73/504.15 Cantilever 85
73/504.14 Elongated element with spaced supports 268
73/504.13 Hollow circular-shaped inertial element 161


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
8701487 Angular velocity detection apparatus and electronic instrument Apr. 22, 2014
8701459 Apparatus and method for calibrating MEMS inertial sensors Apr. 22, 2014
8695424 Sensor device for detecting at least one rotation rate of a rotating motion Apr. 15, 2014
8695425 Yaw rate sensor Apr. 15, 2014
8695426 Micro-electromechanical system device having electrical insulating structure and manufacturing methods Apr. 15, 2014
8689631 High sensitivity mechanical gyro with reduced quadrature error Apr. 8, 2014
8689630 Inertial force sensor and detecting element used for same Apr. 8, 2014
8689632 Fully decoupled lateral axis gyroscope with thickness-insensitive Z-axis spring and symmetric teeter totter sensing element Apr. 8, 2014
8683862 Oscillation apparatus with atomic-layer proximity switch Apr. 1, 2014
8677801 Detection and mitigation of aerodynamic error sources for micromachined inertial sensors Mar. 25, 2014
8677821 Readout method and electronic bandwidth control for a silicon in-plane tuning fork gyroscope Mar. 25, 2014
8677822 Angular velocity detection circuit, angular velocity detection apparatus, and failure determination system Mar. 25, 2014
8671755 Angular velocity detection circuit and angular velocity detection apparatus Mar. 18, 2014
8667842 Variable capacitance electronic device and microelectromechanical device incorporating such electronic device Mar. 11, 2014
8661650 Method of making an electromechanical personal care device Mar. 4, 2014
8661897 Uniaxial or biaxial microelectromechanical gyroscope with improved sensitivity to angular velocity detection Mar. 4, 2014
8661898 Vibrating structural gyroscope with quadrature control Mar. 4, 2014
8661899 Microelectromechanical gyroscopes and related apparatus and methods Mar. 4, 2014
8656776 Temperature-robust MEMS gyroscope with 2-DOF sense-mode addressing the tradeoff between bandwidth and gain Feb. 25, 2014
8656775 Vibratory gyro-sensor and vibratory gyro circuit Feb. 25, 2014
8650954 Quadrature compensation for a rotation-rate sensor Feb. 18, 2014
8650955 Time domain switched gyroscope Feb. 18, 2014
8646332 Inertia force sensor Feb. 11, 2014
8646333 Vibrating micromechanical sensor of angular velocity Feb. 11, 2014
8640541 MEMS mass-spring-damper systems using an out-of-plane suspension scheme Feb. 4, 2014
8640540 Vibrating element, vibrator, and electronic apparatus Feb. 4, 2014
8635909 Vibrating micromechanical sensor of angular velocity Jan. 28, 2014
8631700 Resonating sensor with mechanical constraints Jan. 21, 2014
8631701 Sensor device, motion sensor, and electronic device Jan. 21, 2014
8621926 Wiring substrate, piezoelectric oscillator and gyrosensor Jan. 7, 2014
8624686 Micromechanical component and method for oscillation excitation of an oscillation element of a micromechanical component Jan. 7, 2014
8616057 Angular rate sensor with suppressed linear acceleration response Dec. 31, 2013
8616055 Mode-matching apparatus and method for micromachined inertial sensors Dec. 31, 2013
8613222 Detector, physical quantity measuring device, and electronic apparatus Dec. 24, 2013
8607632 Micromechanical sensor Dec. 17, 2013
8601872 Vibratory gyroscope using piezoelectric film Dec. 10, 2013
8601873 Angular velocity sensor Dec. 10, 2013
8590378 Gyroscope sensor circuit Nov. 26, 2013
8590376 Microelectromechanical inertial sensor with atmospheric damping Nov. 26, 2013
8584522 Micromachined piezoelectric x-axis gyroscope Nov. 19, 2013
8578774 Physical quantity sensor including bonding wire with vibration isolation performance characteristics Nov. 12, 2013
8578775 Generation, injection and use of pilot tones for gyro system characterization Nov. 12, 2013
8573054 Manufacturing method for a rotation sensor device and rotation sensor device Nov. 5, 2013
8573055 Angular velocity sensor Nov. 5, 2013
8567246 Integrated MEMS device and method of use Oct. 29, 2013
8561465 Rotation rate sensor Oct. 22, 2013
8561466 Vibratory gyro bias error cancellation using mode reversal Oct. 22, 2013
8561467 Angular velocity sensor element, angular velocity sensor and angular velocity sensor unit both using angular velocity sensor element, and signal detecting method for angular velocity sensor un Oct. 22, 2013
8555717 Vibrating structure gyroscopes Oct. 15, 2013
8549917 Microelectromechanical gyroscope with enhanced rejection of acceleration noises Oct. 8, 2013

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