Patents
Patents for H01L 43 - Devices using galvano-magnetic or similar magnetic effects; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof (12,001)
12/1997
12/29/1997EP0814519A2 Magnetoresistive effect device, process for fabricating the same, and magnetic head produced using the same
12/23/1997US5701223 Nickel, cobalt oxide exchange bias layer, iron, manganese, chromium alloy, laminated antiparallel pinned layer, spacer, free ferromagnetic layer
12/23/1997US5700588 Magnetic layer of alloy of iron, nickel and cobalt and non-magnetic layer of copper or alloy
12/17/1997EP0813070A2 Magnetic sensor with CMOS multivibrator
12/16/1997US5699214 Magnetic information detecting apparatus
12/16/1997US5698335 Magnetoresistance effect element having bias films
12/11/1997WO1997046892A2 Magnetoresistance sensor having minimal hysteresis problems
12/10/1997CN1167310A Magnetoresistance effect device
12/09/1997US5696655 Self-biasing non-magnetic giant magnetoresistance
12/09/1997US5696447 Magneto-resistive magnetic field sensor with pole pieces and increased sensitivity
12/09/1997US5696443 Magnetic reluctance sensor arrangement with titled reluctance element
12/09/1997US5695858 Comprising at least two ferromagnetic layers and nonmagnetic conductive layer alternately stacking together
12/04/1997WO1997045883A1 Magneto-resistance effect element, magneto-resistance effect type head, memory element, and method for manufacturing them
12/04/1997DE19622032A1 Hall sensor for determination of wheel rotational velocity in e.g. motor vehicle
12/03/1997EP0809866A1 Magnetoresistive structure with alloy layer
12/03/1997EP0809846A1 Nonvolatile magnetoresistive memory with fully closed-flux operation
12/03/1997EP0721670B1 Current sensor comprising a magnetoresistive strip and method of production
12/03/1997EP0672303B1 Magneto-resistance device, and magnetic head employing such a device
11/1997
11/25/1997US5691936 Magnetoresistive element and memory element
11/25/1997US5691865 Magnetic device and method for locally controllably altering magnetization direction
11/25/1997US5691864 Magnetoresistive head
11/19/1997EP0807827A2 Magnetic field sensitive device with several GMR sensor elements
11/19/1997EP0541756B1 Solid state sensor circuit using cmos technology
11/19/1997CN1165366A Longitudinally biased magnetoresistive sensor having concave shaped active region to reduce barkhausen noise by achieving substantially single magnetic domain state
11/19/1997CN1165302A Magnetoresistive device incorporating conductor geometry providing substantially uniform current flow for improved magnetic stability
11/18/1997US5689225 Method for driving magneto-resistive element
11/18/1997US5688605 Magnetoresistance effect element
11/18/1997US5688380 Method of producing giant magnetoresistive material film and magnetic head
11/13/1997DE19717123A1 Magnetic state recognition method for magnetic memory cell, e.g. MRAM,
11/11/1997US5686838 Magnetoresistive sensor having at least a layer system and a plurality of measuring contacts disposed thereon, and a method of producing the sensor
11/11/1997US5686837 Magnetic field sensor and instrument comprising such a sensor
11/06/1997WO1997041601A1 All-metal, giant magnetoresistive, solid-state component
11/06/1997DE19708069A1 Magnetoresistive transducer with soft magnetic cobalt-iron alloy layer
11/05/1997EP0805502A2 Magnetoresistance effect element and magnetoresistance effect sensor
11/05/1997CN1164088A Magnetoresistive transducer, method for forming magnetic film, and magnetic recording/reproducing drive
11/04/1997US5684397 Magnetoresistive sensor
10/1997
10/28/1997US5681500 Magnetic oxide having a large magnetoresistance effect at room temperature
10/23/1997WO1997039488A1 Geometrically enhanced magnetoresistance in trilayer tunnel junctions
10/23/1997WO1997039364A1 Process for manufacture of a gmr bridge sensor and a gmr bridge sensor
10/23/1997CA2251608A1 Geometrically enhanced magnetoresistance in trilayer tunnel junctions
10/21/1997US5680091 Magnetoresistive device and method of preparing the same
10/21/1997US5679973 Lateral hall element
10/16/1997DE19614460A1 Verfahren zur Herstellung eines GMR-Brückensensors sowie GMR-Brückensensor A method for producing a GMR bridge sensor and GMR bridge sensor
10/15/1997EP0801313A2 Integrated magnetic sensor and method for manufacturing the same
10/14/1997US5677625 Giant magnetoresistance, production process and application to a magnetic sensor
10/08/1997CN1161577A Magnetoresistive element and sensor
09/1997
09/25/1997DE19627780A1 Functional material for giant magnetoresistive sensor
09/16/1997US5668501 Transconductance amplifier having a digitally variable transconductance as well as a variable gain stage and an automatic gain control circuit comprising such a variable gain stage
09/16/1997US5668473 Magnetoresistive sensor including shortened measuring layers
09/12/1997WO1997033181A1 Magnetic field-sensitive sensor with a thin-film structure and use of the sensor
09/11/1997DE19608730A1 Magnetfeldempfindlicher Sensor mit einem Dünnschichtaufbau und Verwendung des Sensors Magnetic field sensitive sensor with a thin-film structure and use of the sensor
09/10/1997EP0794581A1 Magnetic transducer
09/10/1997EP0793808A1 Magnetoresistive sensor
09/09/1997US5665664 Grain boundary-free crystalline body of manganese-based composite oxide and method for the preparation thereof
09/09/1997US5664319 Magnetic reinitialization of thin film magnetoresistive reproducing heads at the suspension level of media drive manufacturing
08/1997
08/27/1997EP0791915A2 Magnetoresistive device and magnetoresistive head
08/26/1997US5661449 Multilayer; alternating magnetic and nonmagnetic layers
08/26/1997US5661062 Ultra high density, non-volatile ferromagnetic random access memory
08/20/1997EP0789671A1 The combinatorial synthesis of novel materials
08/20/1997EP0727086A4 Ultra high density, non-volatile ferromagnetic random access memory
08/19/1997US5659499 Magnetic memory and method therefor
08/19/1997US5659451 Studless thin film magnetic head and process for making the same
08/19/1997US5659249 Semiconductor magnetic-to-electric converter with hall device having improved temperature characteristics
08/19/1997US5658658 Magnetoresistance effect elements and method of fabricating the same
08/12/1997US5657192 Thin film magnetic head including crater for recessed structure and process for making the same
08/12/1997US5657189 Hall-effect magnetic sensor and a thin-film magnetic head using such a hall-effect magnetic sensor
08/12/1997US5656381 Magnetoresistance-effect element
08/05/1997US5654854 Longitudinally biased magnetoresistive sensor having a concave shaped active region to reduce Barkhausen noise by achieving a substantially single magnetic domain state
08/05/1997US5654566 Magnetic spin injected field effect transistor and method of operation
07/1997
07/29/1997US5652445 Hybrid hall effect device and method of operation
07/24/1997DE19701509A1 Spin tunnel or spin valve magnetic sensor
07/22/1997US5650958 Magnetic tunnel junctions with controlled magnetic response
07/22/1997US5650897 Wet etching the thick alumina layer and removing (in sequence) the metallic masking layers; studless; accuracy; stress relieving; reduced chipping; bonding strength; copper-free
07/16/1997EP0464226B1 Magnetoresistive sensor
07/15/1997US5648884 Magnetic head with an underlying longitudinal multilayer magnetoresistor
07/08/1997US5646527 Hall-effect device with current and hall-voltage connections
07/08/1997US5646051 Process for forming a magnetoresistive sensor for a reading head
07/03/1997WO1997023915A1 Integrated spacer for magnetoresistive ram
07/03/1997WO1997023914A1 Magnetic hardening of bit edges of magnetoresistive ram
07/02/1997CN1153371A Spin valve magnetoresistive sensor with antiparallel pinned layer and improved exchange bias layer, and magnetic recording system using the sensor
06/1997
06/26/1997DE19652536A1 Thin film arrangement with magnetic field sensitive sensors
06/25/1997EP0780912A1 Magnetoresistance element, magnetoresistive head and magnetoresistive memory
06/24/1997US5641557 Magnetic recording film; insulation film provided on peripheral area of top surface
06/18/1997EP0779632A1 Multilayer structure and sensor and fabrication process
06/17/1997US5640090 Sensor IC
06/17/1997US5639266 High frequency electrical connector
06/11/1997EP0778563A2 Magnetoresistive device incorporating conductor geometry providing substantially uniform current flow for improved magnetic stability
06/10/1997US5637906 Multi layer thin film magnetic sensor
06/10/1997US5637392 Magneto-resistance effect element
06/10/1997US5637235 Shaped spin valve type magnetoresistive transducer and method for fabricating the same incorporating domain stabilization technique
06/09/1997CA2191672A1 Magnetoresistive device incorporating conductor geometry providing substantially uniform current flow for improved magnetic stability
06/04/1997EP0777214A2 Longitudinally biased magnetoresistive sensor having a concave shaped active region to reduce Barkhausen noise by achieving a substantially single magnetic domain state
06/04/1997EP0689723B1 Hall-effect device with current and hall-voltage connection points
06/03/1997US5636159 Magnetoresistive memory using large fractions of memory cell films for data storage
06/03/1997US5636093 Magnetic multilayer device having resonant-tunneling double-barrier structure
06/03/1997US5635835 Self biased multilayer magnetoresistance sensor
06/03/1997US5634260 Method of making a magnetoresistive device having improved Barkhausen noise suppression
05/1997
05/31/1997CA2190913A1 Longitudinally biased magnetoresistive sensor having a concave shaped active region to reduce barkhausen noise by achieving a substantially single magnetic domain state
05/28/1997EP0776011A2 Magnetic memory and method therefor
05/13/1997US5629922 Electron tunneling device using ferromagnetic thin films