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Class Information
Number: 324/207.21
Name: Electricity: measuring and testing > Magnetic > Displacement > Having particular sensor means > Magnetoresistive
Description: Subject matter wherein a sensor is a semiconductor material in which the electrical resistance is a function of the applied magnetic field.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619407 |
Gear tooth sensor with single magnetoresistive bridge |
Nov. 17, 2009 |
| 7615994 |
Magnetoresistive speed sensor |
Nov. 10, 2009 |
| 7612555 |
High-resolution magnetic encoder |
Nov. 3, 2009 |
| 7602176 |
AMR sensor element for angle measurement |
Oct. 13, 2009 |
| 7598736 |
Integrated circuit including magneto-resistive structures |
Oct. 6, 2009 |
| 7595633 |
Velocity measurement using magnetoresistive sensors |
Sep. 29, 2009 |
| 7595635 |
Small size magnetic encoder unit with low power consumption |
Sep. 29, 2009 |
| 7592803 |
Highly sensitive AMR bridge for gear tooth sensor |
Sep. 22, 2009 |
| 7589939 |
Magnetic sensor using giant magnetoresistive elements and method for manufacturing the same |
Sep. 15, 2009 |
| 7589522 |
Method and apparatus for contactless detection of the rotational angle of a rotatable element |
Sep. 15, 2009 |
| 7589524 |
Head suspension assembly, rotation detecting mechanism, and conveying mechanism capable of accurately detecting the conveyance amount of an object to be conveyed |
Sep. 15, 2009 |
| 7583080 |
Rotation angle detection device and rotation angle correction method |
Sep. 1, 2009 |
| 7580228 |
Current perpendicular to plane sensor with non-rectangular sense layer stack |
Aug. 25, 2009 |
| 7573262 |
Magnetic sensor, and method of compensating temperature-dependent characteristic of magnetic sensor |
Aug. 11, 2009 |
| 7570048 |
Magnetic sensor having spin valve type electro-magnetic transformation device |
Aug. 4, 2009 |
| 7560919 |
Rotation angle using orthogonal magnetic sensing elements in close proximity to each other |
Jul. 14, 2009 |
| 7557567 |
Magnetic detection device |
Jul. 7, 2009 |
| 7557568 |
Actuator with position detecting mechanism |
Jul. 7, 2009 |
| 7548060 |
Magnetic sensor system |
Jun. 16, 2009 |
| 7548058 |
Rotational angel detector with rotational-angle change-amount calculating unit calculating amount of change of absolute rotational angle |
Jun. 16, 2009 |
| 7535215 |
Apparatus and method for the determination of a direction of an object |
May. 19, 2009 |
| 7511486 |
Non-contact magnetic sensor system |
Mar. 31, 2009 |
| 7511480 |
Non-contact scanning using magneto-resistive sensor |
Mar. 31, 2009 |
| 7508196 |
Magnetic sensor for pointing device |
Mar. 24, 2009 |
| 7508203 |
Magnetic field detector, and current detection device, position detection device and rotation detection devices using the magnetic field detector |
Mar. 24, 2009 |
| 7504824 |
Magnetic sensor with offset magnetic field |
Mar. 17, 2009 |
| 7498805 |
Magnetoresistive layer system and sensor element having this layer system |
Mar. 3, 2009 |
| 7495541 |
Current sensor |
Feb. 24, 2009 |
| 7495869 |
Magnetoresistive effect element having hard magnetic films in non-uniform cross-sectional shape |
Feb. 24, 2009 |
| 7492150 |
Circuit arrangement method for obtaining an output signal, and rotational speed measurement device comprising such a circuit arrangement |
Feb. 17, 2009 |
| 7474094 |
Reorientation of magnetic layers and structures having reoriented magnetic layers |
Jan. 6, 2009 |
| 7468603 |
Rotary manipulation type input apparatus |
Dec. 23, 2008 |
| 7468604 |
Magnetic detector maintaining high detection precision without affected by the temperature characteristics of the sensing element |
Dec. 23, 2008 |
| 7466125 |
Position transmitter and method for determining a position of a rotating shaft |
Dec. 16, 2008 |
| 7463026 |
Magnetic sensor including bridge circuit having fixed resistance like structure of element |
Dec. 9, 2008 |
| 7463023 |
Non-contacting rotary and linear travel sensor |
Dec. 9, 2008 |
| 7459905 |
Rotation detector having sensor chip and biasing magnet |
Dec. 2, 2008 |
| 7449882 |
Integrated set/reset driver and magneto-resistive sensor |
Nov. 11, 2008 |
| 7446525 |
Pressure sensing device for rotatably moving parts and pressure detection method therefor |
Nov. 4, 2008 |
| 7443161 |
Method of determining angles |
Oct. 28, 2008 |
| 7441322 |
Method of manufacturing a magnetic detection apparatus |
Oct. 28, 2008 |
| 7439734 |
Rotary encoder and method for its operation |
Oct. 21, 2008 |
| 7439835 |
Rotary selector |
Oct. 21, 2008 |
| 7436172 |
Angular speed detecting device using dual angular position signals to reduce noise |
Oct. 14, 2008 |
| 7436174 |
Rotation angle detector having detection heads disposed perpendicular to a rotor |
Oct. 14, 2008 |
| 7427860 |
Module to control a rotating output shaft and a module to change a driving condition of vehicle |
Sep. 23, 2008 |
| 7427859 |
Moving body detecting apparatus |
Sep. 23, 2008 |
| 7428128 |
High read output, high sensitivity magnetic sensing element |
Sep. 23, 2008 |
| 7426098 |
Magnetoresistive element having three-layer buffer layer, magnetic head, magnetic reproducing apparatus, and magnetic memory |
Sep. 16, 2008 |
| 7425824 |
Magnetoresistive sensor |
Sep. 16, 2008 |
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