| Patents for G01P 15 - Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration (18,281) |
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| 07/06/1982 | US4338575 Process for compensating temperature variations in surface wave devices and pressure transducer utilizing this process |
| 07/06/1982 | US4337641 Device for detecting engine knock |
| 06/30/1982 | EP0054707A1 Acceleration detecting devices and methods of fabrication thereof |
| 06/29/1982 | US4336718 Control circuit for accelerometer |
| 06/22/1982 | US4336497 Acceleration sensor |
| 06/22/1982 | US4335611 Accelerometer |
| 06/22/1982 | CA1126387A1 Fault detection device |
| 06/15/1982 | CA1125817A1 Braking system sensor and method |
| 06/08/1982 | US4333342 Fluid damped saw accelerometer |
| 06/08/1982 | US4333238 Coordinate measuring machine |
| 06/01/1982 | US4333146 Device for eliminating the vehicle wheel locking risk at braking |
| 05/18/1982 | CA1123679A1 Suspended droplet shock detector |
| 05/11/1982 | US4329549 Magnetically biased velocity change sensor |
| 05/11/1982 | US4328934 Self-aligning inertia sensor assembly |
| 05/05/1982 | EP0050960A1 Motor operated valve |
| 05/04/1982 | US4327593 Force transducer |
| 04/28/1982 | EP0050400A2 Vertical descent rate detector switch |
| 04/28/1982 | EP0050307A2 Resonator force transducer |
| 04/28/1982 | EP0050144A1 Process for measuring motion- and surface characterizing physical parameters of a moving body. |
| 04/27/1982 | US4326559 Fluidic force transducer |
| 04/27/1982 | CA1122431A1 Movable element with position sensing means for transducers |
| 04/20/1982 | US4326143 Piezoelectric acceleration pick-up |
| 04/06/1982 | US4322973 Acceleration and deceleration sensor |
| 04/01/1982 | WO1982000957A1 Self-aligning inertia sensor assembly |
| 03/30/1982 | CA1121054A1 Electronic calorie counter |
| 03/29/1982 | EP0040191A4 Multiple sensing device. |
| 03/23/1982 | US4321500 Longitudinal isolation system for flexurally vibrating force transducers |
| 03/23/1982 | US4320669 Two degree of freedom gyro having an axial gap permanent magnet motor |
| 03/18/1982 | WO1982000895A1 Accelerometers |
| 03/17/1982 | EP0047660A1 Accelerometers |
| 03/16/1982 | US4319488 Accelerometer |
| 03/16/1982 | US4319481 Clip-on piezoelectric transducer |
| 03/04/1982 | WO1982000715A1 Device for measuring dynamic characteristics of objects during impact |
| 03/02/1982 | CA1119252A1 Capacitive pick-off circuit |
| 02/23/1982 | US4317105 Condition indicating device for wheeled vehicle shock absorbers |
| 02/23/1982 | US4316440 Knock detecting apparatus for internal combustion engine |
| 02/16/1982 | US4315434 Pulse width modulation (PWM) with jewel pivot accelerometer |
| 02/16/1982 | US4315433 Polymer film accelerometer |
| 02/09/1982 | US4315213 Method for obtaining an acceleration or deceleration signal from a signal proportional to speed and apparatus therefor |
| 02/05/1982 | EP0038348A4 Force balanced piezoelectric vibratory rate sensor. |
| 02/02/1982 | US4313346 Accelerometers |
| 02/02/1982 | CA1117313A1 Fibre optical measuring apparatus |
| 02/02/1982 | CA1117312A1 Fiber optical measurement apparatus |
| 02/02/1982 | CA1117311A1 Stabilized fiber optical measuring apparatus |
| 01/26/1982 | US4313192 Optical transducer array system |
| 01/26/1982 | US4312227 Force-responsive device |
| 01/19/1982 | US4312042 Weight, balance, and tire pressure detection systems |
| 01/19/1982 | US4311980 Device for pressure measurement using a resistor strain gauge |
| 01/19/1982 | US4311051 Acceleration detector for use as a decelerometer for the control of electrically operated axle brakes |
| 01/19/1982 | US4311046 Multiple sensing device and sensing devices therefore |
| 01/05/1982 | US4308838 Acceleration signal detector |
| 12/30/1981 | EP0042490A2 Signature verification apparatus measuring acceleration capacitively |
| 12/29/1981 | US4308452 Monitoring the operation of a vehicle |
| 12/23/1981 | EP0041977A1 Ergometer |
| 12/22/1981 | US4306456 Elastic wave accelerometer |
| 12/22/1981 | CA1114858A1 Sensor for braking systems |
| 12/22/1981 | CA1114644A1 Solid state force transducer and method of making same |
| 12/22/1981 | CA1114639A1 Force balancing assembly for transducers |
| 12/15/1981 | US4305298 Mechanical resonator arrangements |
| 12/15/1981 | CA1114204A1 Monitoring the operation of an internal combustion engine |
| 12/01/1981 | US4302964 Knock sensor |
| 11/25/1981 | EP0040191A1 Multiple sensing device. |
| 11/24/1981 | US4301683 Elastic surface wave accelerometer |
| 11/03/1981 | US4298940 Slipping detector system for vehicles |
| 11/03/1981 | CA1111932A1 Viscous damped crash sensor |
| 10/29/1981 | WO1981003073A1 Process and apparatus for measurement of physical parameters of moving matter by means of coherent light source,by heterodyne detection of light reflected or scattered by moving matter |
| 10/28/1981 | EP0038348A1 Force balanced piezoelectric vibratory rate sensor |
| 10/20/1981 | US4295372 Gravity measurement apparatus for ships |
| 10/14/1981 | EP0037626A2 Acceleration or inclination measuring instrument |
| 10/13/1981 | CA1110731A1 Acceleration warning device |
| 10/06/1981 | US4293840 Excessive descent-rate warning system particularly useful for helicopters |
| 10/06/1981 | US4293046 Survey apparatus, method employing angular accelerometer |
| 09/22/1981 | US4290301 Knock detecting apparatus for internal combustion engine |
| 09/08/1981 | US4287765 Accelerometer and evaluation circuit |
| 09/08/1981 | CA1108721A1 Velocity change sensor |
| 08/25/1981 | US4286252 Acceleration responsive monitor |
| 08/18/1981 | US4284863 Velocity change sensor |
| 08/04/1981 | US4282470 Close loop control apparatus and method for a force rebalance transducer |
| 07/28/1981 | US4281245 Fiber optical measurement apparatus |
| 07/28/1981 | US4280355 Fuze data quantizing system |
| 07/28/1981 | CA1105780A1 Vibration detector device |
| 07/21/1981 | US4279159 Vibrometer |
| 07/14/1981 | US4278219 Device for detecting hard landings |
| 06/24/1981 | EP0030741A2 Vibrating beam force transducer |
| 06/23/1981 | US4275296 Stabilized fiber optical measuring apparatus |
| 06/23/1981 | CA1103781A1 Device for detecting angular acceleration of wheels |
| 06/11/1981 | WO1981001507A1 Ergometer |
| 06/02/1981 | US4270753 Golf club swing indicator |
| 05/28/1981 | WO1981001461A1 Multiple sensing device and sensing devices therefor |
| 05/26/1981 | US4270050 Apparatus for measuring pressure by absorption spectrum change |
| 05/19/1981 | US4267731 Force balanced vibratory rate sensor |
| 04/28/1981 | US4264838 Force balanced piezoelectric vibratory rate sensor |
| 04/28/1981 | CA1099947A1 Elastic surface wave accelerometer |
| 04/02/1981 | WO1981000933A1 Force balanced piezoelectric vibratory rate sensor |
| 03/31/1981 | US4258572 Single axis crystal constrained temperature compensated digital accelerometer |
| 03/31/1981 | US4258565 Force detector |
| 03/25/1981 | EP0025485A1 Device for registering measured values of test pieces |
| 03/24/1981 | US4257703 Collision avoidance using optical pattern growth rate |
| 03/18/1981 | EP0025043A1 Locking means for safety belts |
| 03/10/1981 | US4255708 Magnetoresistive position transducer with invariable peak signal |