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Class Information
Number: 257/425
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Responsive to non-electrical signal (e.g., chemical, stress, light, or magnetic field sensors) > Magnetic field > Magnetic field detector using compound semiconductor material (e.g., gaas, insb, etc.)
Description: Subject matter wherein the device is made of a compound semiconductor material (e.g., GaAs, InSb, etc.).










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8710628 Switchable memory diodes based on ferroelectric/conjugated polymer heterostructures and/or their composites Apr. 29, 2014
8692343 MR enhancing layer (MREL) for spintronic devices Apr. 8, 2014
8680633 Magnetoresistive element and magnetic memory Mar. 25, 2014
8637947 Memory element and memory apparatus Jan. 28, 2014
8629518 Sacrifice layer structure and method for magnetic tunnel junction (MTJ) etching process Jan. 14, 2014
8604573 Semiconductor memory device Dec. 10, 2013
8576616 Magnetic element and nonvolatile memory device Nov. 5, 2013
8564080 Magnetic storage element utilizing improved pinned layer stack Oct. 22, 2013
8558333 System and method for manipulating domain pinning and reversal in ferromagnetic materials Oct. 15, 2013
8536669 Magnetic element with storage layer materials Sep. 17, 2013
8513751 Semiconductor storage device Aug. 20, 2013
8508006 Co/Ni multilayers with improved out-of-plane anisotropy for magnetic device applications Aug. 13, 2013
8492862 Sputtering target and manufacturing method thereof, and transistor Jul. 23, 2013
8487391 Magnonic crystal spin wave device capable of controlling spin wave frequency Jul. 16, 2013
8486723 Three axis magnetic sensor device and method Jul. 16, 2013
8482033 High throughput epitaxial liftoff for releasing multiple semiconductor device layers from a single base substrate Jul. 9, 2013
8389911 Electromagnetic induction type heating device, hot air generating device and electrical power generating device Mar. 5, 2013
8357983 Hall effect element having a wide cross shape with dimensions selected to result in improved performance characteristics Jan. 22, 2013
8345390 Magnetoresistive effect element in CPP-type structure and magnetic disk device Jan. 1, 2013
8335059 Tunneling magnetoresistive effect element and spin MOS field-effect Dec. 18, 2012
8243400 Tunneling magnetoresistive effect element and spin MOS field-effect transistor Aug. 14, 2012
8227099 Radio-frequency oscillator with spin-polarised current Jul. 24, 2012
8173446 Method of producing an integrated micromagnet sensor assembly May. 8, 2012
8089110 Switchable memory diodes based on ferroelectric/conjugated polymer heterostructures and/or their composites Jan. 3, 2012
8030719 Thermal sensing and reset protection for an integrated circuit chip Oct. 4, 2011
7973373 Microminiature moving device Jul. 5, 2011
7936030 Methods of operating semiconductor memory devices including magnetic films having electrochemical potential difference therebetween May. 3, 2011
7928524 Magnetoresistive element Apr. 19, 2011
7821088 Spin transfer magnetic element with free layers having high perpendicular anisotropy and in-plan equilibrium magnetization Oct. 26, 2010
7772659 Magnetic device having perpendicular magnetization and interaction compensating interlayer Aug. 10, 2010
7745893 Magnetic transistor structure Jun. 29, 2010
7741707 Stackable integrated circuit package system Jun. 22, 2010
7719069 Three terminal magnetic sensor having a collector region electrically isolated from a carrier substrate body May. 18, 2010
7719070 Non-magnetic semiconductor spin transistor May. 18, 2010
7679155 Multiple magneto-resistance devices based on doped magnesium oxide Mar. 16, 2010
7663131 SyAF structure to fabricate Mbit MTJ MRAM Feb. 16, 2010
7659562 Electric field read/write head and method of manufacturing same and data read/write device Feb. 9, 2010
7545013 Reconfigurable logic circuit using a transistor having spin-dependent transfer characteristics Jun. 9, 2009
7521264 Spin injection control using electric current Apr. 21, 2009
7476953 Integrated sensor having a magnetic flux concentrator Jan. 13, 2009
7468282 Tunneling magnetoresistive element, semiconductor junction element, magnetic memory and semiconductor light emitting element Dec. 23, 2008
7423329 Semiconductor device and magneto-resistive sensor integration Sep. 9, 2008
7388268 Compound semiconductor multilayer structure, hall device, and hall device manufacturing method Jun. 17, 2008
7349247 Multi-layer magnetic switching element comprising a magnetic semiconductor layer having magnetization induced by applied voltage Mar. 25, 2008
7339245 Hall sensor Mar. 4, 2008
7309903 Tunneling magnetoresistance device semiconductor junction device magnetic memory and semiconductor light-emitting device Dec. 18, 2007
7265543 Integrated set/reset driver and magneto-resistive sensor Sep. 4, 2007
7262449 MTJ element for magnetic random access memory Aug. 28, 2007
7244997 Magneto-luminescent transducer Jul. 17, 2007
7239000 Semiconductor device and magneto-resistive sensor integration Jul. 3, 2007

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