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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 5119166 |
Hall effect element aligned to reduce package-induced offsets |
Jun. 2, 1992 |
| 5093753 |
Magnetic reading head using the hall effect |
Mar. 3, 1992 |
| 5057890 |
Hall element |
Oct. 15, 1991 |
| 5055820 |
Hall element and magnetic sensor system employing the same |
Oct. 8, 1991 |
| 5045920 |
Dual-Hall ferrous-article-proximity sensor |
Sep. 3, 1991 |
| 4987467 |
Integratable hall element |
Jan. 22, 1991 |
| 4972241 |
Magnetic force detecting semiconductor device and method for manufacturing the same |
Nov. 20, 1990 |
| 4939563 |
Double carrier deflection high sensitivity magnetic sensor |
Jul. 3, 1990 |
| 4912451 |
Heterojunction magnetic field sensor |
Mar. 27, 1990 |
| 4908685 |
Magnetoelectric transducer |
Mar. 13, 1990 |
| 4875011 |
Magnetic sensor using integrated silicon Hall effect elements formed on the (100) plane of a silicon substrate |
Oct. 17, 1989 |
| 4829352 |
Integrable Hall element |
May. 9, 1989 |
| 4782375 |
Integratable hall element |
Nov. 1, 1988 |
| 4772929 |
Hall sensor with integrated pole pieces |
Sep. 20, 1988 |
| 4700211 |
Sensitive magnetotransistor magnetic field sensor |
Oct. 13, 1987 |
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