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Class Information
Number: 324/207.14
Name: Electricity: measuring and testing > Magnetic > Displacement > Having particular sensor means > Diverse sensors
Description: Subject matter in which two or more different types of sensors are used simultaneously or alternatively.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7414533 |
System for placing radio frequency identification (RFID) antennas, tags and interrogators |
Aug. 19, 2008 |
| 7352174 |
Non-contact rotary movement sensor provided with independent switch |
Apr. 1, 2008 |
| 7170283 |
Device for detecting a position of a magnetic pole |
Jan. 30, 2007 |
| 7148679 |
Transformer probe |
Dec. 12, 2006 |
| 7132948 |
System for optimally placing radio frequency identification (RFID) antennas, tags, and interrogators |
Nov. 7, 2006 |
| 6984954 |
Diagnostic strategy for an electric motor using sensorless control and a position sensor |
Jan. 10, 2006 |
| 6949922 |
Turbine blade clearance on-line measurement system |
Sep. 27, 2005 |
| 6897648 |
System for transmitting the position of a control element |
May. 24, 2005 |
| 6876209 |
Capacitive angular position sensor |
Apr. 5, 2005 |
| 6750626 |
Diagnostic strategy for an electric motor using sensorless control and a position sensor |
Jun. 15, 2004 |
| 6707293 |
360-degree rotary position sensor having a magnetoresistive sensor and a hall sensor |
Mar. 16, 2004 |
| 6664786 |
Magnetic field sensor using microelectromechanical system |
Dec. 16, 2003 |
| 6346806 |
Device for detecting the position of a moveable magnet to produce a magnetic field |
Feb. 12, 2002 |
| 6292758 |
Linear perturbation method for Kalman filter tracking of magnetic field sources |
Sep. 18, 2001 |
| 6269324 |
Magnetic object tracking based on direct observation of magnetic sensor measurements |
Jul. 31, 2001 |
| 6125697 |
Apparatus and method for measuring the quantity of liquid in a liquid reservoir |
Oct. 3, 2000 |
| 6122538 |
Motion--Monitoring method and system for medical devices |
Sep. 19, 2000 |
| 6064197 |
Angle sensor having lateral magnetic field sensor element and axial magnetic field direction measuring element for determining angular position |
May. 16, 2000 |
| 5831431 |
Miniaturized coil arrangement made by planar technology, for the detection of ferromagnetic materials |
Nov. 3, 1998 |
| 5793201 |
Position indicating encoder with magnetic end position determining elements |
Aug. 11, 1998 |
| 5790046 |
Sensor with a programmable switching threshold |
Aug. 4, 1998 |
| 5731996 |
Dipole moment detector and localizer |
Mar. 24, 1998 |
| 5684396 |
Localizing magnetic dipoles using spatial and temporal processing of magnetometer data |
Nov. 4, 1997 |
| 5625289 |
Magnetic device for detecting angle of rotation |
Apr. 29, 1997 |
| 5574233 |
Non-contact railway wheel test apparatus and method |
Nov. 12, 1996 |
| 5552644 |
Proximity switches |
Sep. 3, 1996 |
| 5521497 |
Measuring arrangement for contactlessly detecting the distance between two components |
May. 28, 1996 |
| 5502379 |
Sensor for measuring the swing of a cable including a crown with permanent magnets secured to the cable |
Mar. 26, 1996 |
| 5497082 |
Quadrature detector with a hall effect element and a magnetoresistive element |
Mar. 5, 1996 |
| 5478966 |
Hinged long-reach magnetic detector for liquid level measurements |
Dec. 26, 1995 |
| 5412317 |
Position detector utilizing absolute and incremental position sensors in combination |
May. 2, 1995 |
| 5239474 |
Dipole moment detection and localization |
Aug. 24, 1993 |
| 5211063 |
Measuring device with several sensors in multiplex |
May. 18, 1993 |
| 5198763 |
Apparatus for monitoring the axial and radial wear on a bearing of a rotary shaft |
Mar. 30, 1993 |
| 5160918 |
Joystick controller employing hall-effect sensors |
Nov. 3, 1992 |
| 5150056 |
Method and device for locating the longitudinal axis of a branch pipe from a main pipe |
Sep. 22, 1992 |
| 5148105 |
Electromagnetic rotation sensor |
Sep. 15, 1992 |
| 5053701 |
Device for measuring the spacing between aligned rails |
Oct. 1, 1991 |
| 5051693 |
Bearing seat encoder mount for rotational parameter sensor apparatus |
Sep. 24, 1991 |
| 5008841 |
Non-invasive system and method for inspection of valves |
Apr. 16, 1991 |
| 5003259 |
Magnetic monitoring device, particularly for monitoring the parameters of angular movement of rotating members having a peripheral irregularity |
Mar. 26, 1991 |
| 4994739 |
Magnetic sensor including sensing element having support terminals soldered to printed conductors |
Feb. 19, 1991 |
| 4984474 |
Torque sensor |
Jan. 15, 1991 |
| 4970463 |
Temperature stable proximity sensor with sensing of flux emanating from the lateral surface of a magnet |
Nov. 13, 1990 |
| 4950988 |
Two region, remanently magnetized position sensor |
Aug. 21, 1990 |
| 4950987 |
Magneto-inductive sensor for performing tactile and proximity sensing |
Aug. 21, 1990 |
| 4870360 |
Apparatus for identifying an electrically conducting material |
Sep. 26, 1989 |
| 4851770 |
Displacement sensor having dual tank circuits |
Jul. 25, 1989 |
| 4836578 |
High resolution digital suspension position sensor for automotive vehicle |
Jun. 6, 1989 |
| 4837509 |
Method and apparatus for measuring diameter of a steel reinforcement rod embedded in concrete and the thickness of the concrete overlayer |
Jun. 6, 1989 |
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