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Class Information
Number: 257/E43.003
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductor or solid-state devices using galvano-magnetic or similar magnetic effects, processes or apparatus peculiar to manufacture or treatment of such devices, or of parts thereof (epo) > Hall-effect devices (epo) > Semiconductor hall-effect devices (epo)
Description: This subclass is indented under subclass E43.002. This subclass is substantially the same in scope as ECLA classification H01L43/06B.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8686520 Spin-torque magnetoresistive structures Apr. 1, 2014
8680592 Method of forming a magnetic tunnel junction device Mar. 25, 2014
8629521 Semiconductor device used for adjustment of output of a hall element Jan. 14, 2014
8563966 Nano metal particles based tunneling field effect transistor and nano-switch Oct. 22, 2013
8564083 Vertical hall sensor and method for producing a vertical hall sensor Oct. 22, 2013
8466526 Hall sensor for eliminating offset voltage Jun. 18, 2013
8426936 Vertical Hall sensor and method of producing a vertical Hall sensor Apr. 23, 2013
8324120 Interfering excitations in FQHE fluids Dec. 4, 2012
8310018 Ferromagnetic semiconductor, method for the production thereof, components incorporating the same, and corresponding uses of said semiconductor Nov. 13, 2012
8283712 Semiconductor memory device and manufacturing method for semiconductor memory device Oct. 9, 2012
8058676 Spin transistor using double carrier supply layer structure Nov. 15, 2011
7960714 Interfering excitations in FQHE fluids Jun. 14, 2011
7948042 Suspended structures May. 24, 2011
7626452 Driving circuit to avoid reverse current for soft switching DC motor Dec. 1, 2009
7598601 Current sensor Oct. 6, 2009
7388268 Compound semiconductor multilayer structure, hall device, and hall device manufacturing method Jun. 17, 2008
7372119 Cross-shaped Hall device having extensions with slits May. 13, 2008
7253490 Magnetic sensor having vertical hall device and method for manufacturing the same Aug. 7, 2007
7250624 Quasi-particle interferometry for logical gates Jul. 31, 2007
6921955 Noise-proof semiconductor device having a Hall effect element Jul. 26, 2005
6903429 Magnetic sensor integrated with CMOS Jun. 7, 2005
6879012 Giant planar hall effect in epitaxial ferromagnetic semiconductor devices Apr. 12, 2005
6812687 Semiconductor current detector of improved noise immunity Nov. 2, 2004
6791313 Electrical current detector having a U-shaped current path and hall-effect device Sep. 14, 2004
6683448 Large current detector having a hall-effect device Jan. 27, 2004
6639290 Hall sensor with a reduced offset signal Oct. 28, 2003
6542068 Vertical hall effect sensor and a brushless electric motor having a vertical hall effect sensor Apr. 1, 2003
6462531 Current detector having a hall-effect device Oct. 8, 2002
5883564 Magnetic field sensor having high mobility thin indium antimonide active layer on thin aluminum indium antimonide buffer layer Mar. 16, 1999
5861069 Method for forming an indium antimonide layer Jan. 19, 1999
5831513 Magnetic field sensing device Nov. 3, 1998
5814985 Incremental sensor of speed and/or position for detecting low and null speeds Sep. 29, 1998
5657189 Hall-effect magnetic sensor and a thin-film magnetic head using such a hall-effect magnetic sensor Aug. 12, 1997
5646527 Hall-effect device with current and hall-voltage connections Jul. 8, 1997
5614754 Hall device Mar. 25, 1997
5605860 Method of fabricating semiconductor thin film and method of fabrication Hall-effect device Feb. 25, 1997
5548151 Hall element for detecting a magnetic field perpendicular to a substrate Aug. 20, 1996
5543988 Hall sensor with high spatial resolution in two directions concurrently Aug. 6, 1996
5530345 An integrated hall.cndot.effect apparatus for detecting the position of a magnetic element Jun. 25, 1996
5517170 Multilayer thin film hall effect device May. 14, 1996
5473250 Hall-effect sensor having reduced edge effects and improved sensitivity Dec. 5, 1995
5453727 Semiconductor sensors and method for fabricating the same Sep. 26, 1995
5442221 Hall effect sensor Aug. 15, 1995
5424561 Magnetic sensor element using highly-oriented diamond film and magnetic detector Jun. 13, 1995
5385864 Method of fabricating semiconductor thin film and a Hall-effect device Jan. 31, 1995
5295097 Nonvolatile random access memory Mar. 15, 1994
5289410 Non-volatile magnetic random access memory Feb. 22, 1994
5198795 Magnetoelectric transducer and process for producing the same Mar. 30, 1993
5162886 Hall device Nov. 10, 1992
5146201 Magnetic sensor system including stacked hall effect devices detecting orthogonal magnetic fields Sep. 8, 1992

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