| Patents for G01P 15 - Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration (18,281) |
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| 07/17/1979 | US4161228 Vehicle crash detector |
| 06/12/1979 | US4158191 Air cushion actuation and monitoring circuit |
| 06/05/1979 | US4157462 Sensor |
| 05/29/1979 | US4156366 Accelerometer |
| 05/22/1979 | US4155257 Temperature compensated vibrating beam accelerometer |
| 05/01/1979 | US4151751 Accelerometer |
| 04/17/1979 | US4149417 Distance measuring arrangements |
| 04/17/1979 | CA1052592A1 Integrating angular accelerometer |
| 04/10/1979 | US4148530 Cut angles for piezoelectric quartz crystal elements |
| 03/27/1979 | US4145929 Linear accelerometer with improved magnetic rebalance system |
| 03/27/1979 | CA1051226A1 Apparatus for measuring and preventing the slip of locomotive wheels |
| 03/20/1979 | US4144765 Linear accelerometer with torsion hinge suspension |
| 03/20/1979 | US4144764 Servo amplifier for an electrically damped accelerometer |
| 03/20/1979 | CA1051108A1 Quick-installation vehicle wheel speed sensor |
| 03/13/1979 | US4143615 Acceleration indicator |
| 02/13/1979 | US4138893 Hydrostatic accelerometer |
| 02/06/1979 | US4138600 Force-responsive device |
| 01/30/1979 | US4136733 Heating device |
| 01/16/1979 | US4134374 Method and apparatus for detecting cylinder malfunction in internal combustion engines |
| 01/09/1979 | CA1045846A1 Linear accelerometer using magnetic fluid |
| 12/26/1978 | US4131020 Accelerometer |
| 12/26/1978 | US4130955 Pressing or smoothing iron comprising a safety turn-off means located in a heating current circuit |
| 12/12/1978 | US4129042 Semiconductor transducer packaged assembly |
| 12/05/1978 | US4128010 Temperature compensated permanent magnet/moving coil accelerometer |
| 11/28/1978 | CA1043385A1 Inflation apparatus for safety device with sequenced gas generation |
| 11/21/1978 | US4126046 Twice spin frequency rotating filter |
| 11/14/1978 | US4125789 Biasing and scaling circuit for transducers |
| 11/14/1978 | US4125085 Device for showing receipt of predetermined shock |
| 11/14/1978 | CA1042492A1 Calibration and adjustment arrangement for deceleration switch |
| 11/07/1978 | CA1042086A1 Sensor assembly for use in a vehicle equipped with a gas bag restraint system |
| 10/24/1978 | US4122445 Breakage detector having a conductive bent metallic leaf spring therein |
| 10/24/1978 | CA1041194A1 Mass in liquid vehicular crash sensor |
| 10/03/1978 | US4117729 Inertial measurement device |
| 09/19/1978 | US4114453 Accelerometer sensor |
| 09/12/1978 | CA1038241A1 Acceleration sensing mechanism |
| 09/05/1978 | USRE29755 Piezoelectric transducer having a crystal orientation selected from (xyl) + 31.7° (±1°) and (xyl) + 76.7° (±1°) or symmetrical equivalent |
| 09/05/1978 | US4111033 Assembly for testing shock absorbers incorporated in vehicles |
| 08/29/1978 | US4109534 Apparatus for monitoring acceleration |
| 08/22/1978 | US4108006 Accelerometers |
| 08/22/1978 | US4108005 Vehicle deceleration sensing device |
| 08/08/1978 | US4104990 Process and apparatus for determining engine operation near the lean-running limit |
| 08/08/1978 | US4104921 Piezoelectric acceleration transducer |
| 08/08/1978 | US4104920 Piezoelectric damping mechanism |
| 08/01/1978 | US4103842 Locking sensor for belt retractor |
| 08/01/1978 | US4103640 Gravity impact indicator for shipping containers |
| 07/25/1978 | US4102202 Electrostatic accelerometer |
| 07/18/1978 | US4101869 Vehicle warning devices |
| 07/18/1978 | US4101093 Friction dampened pendulum sensor |
| 07/18/1978 | US4100807 Peak-recording accelerometer |
| 06/27/1978 | US4097699 Viscous damped crash sensor unit with inertia switch |
| 06/20/1978 | US4095547 Acceleration measuring device |
| 06/13/1978 | US4094199 Accelerometer |
| 06/06/1978 | US4093939 Accessory for a vehicle for monitoring its operation and that of its drive means |
| 06/06/1978 | US4092955 Roughness sensor |
| 06/06/1978 | US4092926 Mechanical rolamite impact sensor |
| 05/30/1978 | US4091680 Force transducer having a linear transfer characteristic |
| 05/30/1978 | US4091679 Vibrating quartz accelerometer |
| 05/09/1978 | US4088907 Piezoelectric acoustic emission instrumentation |
| 05/09/1978 | US4088027 Force balance servo accelerometer |
| 05/09/1978 | US4088026 Linear accelerometer mechanism |
| 04/18/1978 | US4085349 Piezo electric transducer for measuring instantaneous vibration velocity |
| 04/18/1978 | US4084443 Accelerometers |
| 04/11/1978 | US4083254 Accelerometer |
| 04/04/1978 | US4082005 Spin coupled, angular rate sensitive inertial sensors with mounting structure and method of fabricating and mounting same |
| 03/28/1978 | US4080835 Subminiature linear accelerometer |
| 03/07/1978 | US4077675 Antilocking control system |
| 03/07/1978 | US4077266 Device for detecting angular accelerations and decelerations of a vehicle road wheel |
| 03/07/1978 | US4077132 Digital level indicator |
| 02/28/1978 | USRE29559 Compression accelerometer utilizing a lithium niobate piezoelectric crystal |
| 02/21/1978 | US4075538 Adaptive acceleration responsive system |
| 02/21/1978 | US4075525 Piezoelectric accelerometer transducer |
| 02/14/1978 | US4074178 Time limited digital oscillator |
| 02/07/1978 | US4072945 Radar-operated collision avoidance system for roadway vehicles using stored information for determination of valid objects |
| 02/07/1978 | US4072364 Compensating circuit arrangement in a wheel anti-skid brake control system to obtain corresponding measured values of the duration of the half cycle alternations of a wheel generated voltage |
| 01/31/1978 | US4071838 Solid state force transducer and method of making same |
| 01/31/1978 | US4071723 Plunger-release shock responsive control apparatus having adjustable seat for sensor mass |
| 01/24/1978 | US4070562 Acceleration/deceleration alarm system |
| 01/17/1978 | US4068613 Device for showing receipt of predetermined shock |
| 01/10/1978 | US4067231 Device for measuring parameters of impact pulses |
| 01/03/1978 | US4066876 Digital speed control system |
| 01/03/1978 | US4066874 Digital speed control system |
| 01/03/1978 | US4065975 Apparatus for measuring the slip of locomotive wheels and preventing sliding thereof |
| 12/27/1977 | US4064763 Accelerometer for measuring pump rod displacement |
| 12/06/1977 | US4062004 Dual range, torque rebalancing of inertial sensor |
| 12/06/1977 | US4061212 Rotational rate of change sensor |
| 11/29/1977 | US4060004 Sensor adapted to be triggered by deceleration forces |
| 10/25/1977 | US4055842 Digital device for measuring single and multiple impact impulses |
| 10/25/1977 | US4055090 Sensor |
| 10/04/1977 | US4051734 G-meter |
| 09/27/1977 | US4051397 Two sensitivity level kinetic sensor |
| 09/20/1977 | US4050049 Solid state force transducer, support and method of making same |
| 09/20/1977 | US4048859 Laser accelerometer |
| 09/13/1977 | US4048526 Kinetic sensor employing polymeric piezoelectric material |
| 09/13/1977 | US4047766 Digital phase-locked loop for speed measurement, in particular for use in antiskid control systems |
| 09/13/1977 | US4047439 Magnetic liquid supported linear accelerometer |
| 09/06/1977 | US4047144 Transducer |
| 08/23/1977 | US4044235 Method and apparatus for determining smooth running operation in an internal combustion engine |
| 08/23/1977 | US4044234 Process and apparatus for controlling engine operation near the lean-running limit |
| 08/23/1977 | US4043204 Magnetic fluid bearing accelerometer |
| 07/26/1977 | US4037883 Anti-locking brake system |