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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7569903 | Component arrangement having a transistor and an open-load detector One embodiment of the invention relates to a component arrangement including a load and an open-load detector. The load transistor has a first transistor region arranged in a semiconductor body, a second transistor region arranged in the semiconductor body and a thi... | 08/04/2009 |
| 7420228 | Bipolar transistor comprising carbon-doped semiconductor A bipolar transistor comprising a collector region of a first conduction type, and a subcollector region of the first conduction type at a first side of the collector region. The transistor further includes a base region of the second conduction type provided at a s... | 09/02/2008 |
| 7372117 | Magneto-resistance transistor and method thereof A magneto-resistance transistor including a magneto-resistant element which may function as an emitter and a passive element which may function as a collector. The base may be interposed between the passive element and the magneto-resistant element, thereby coupling... | 05/13/2008 |
| 7367111 | Method for producing a spin valve transistor with stabilization A method and structure for a spin valve transistor (SVT) comprises a magnetic field sensor, an insulating layer adjacent the magnetic field sensor, a bias layer adjacent the insulating layer, a non-magnetic layer adjacent the bias layer, and a ferromagnetic layer ov... | 05/06/2008 |
| 7358722 | Integrated three-dimensional magnetic sensing device and method to fabricate an integrated three-dimensional magnetic sensing device An integrated three-dimensional magnetic or any field sensing device and a method to fabricate an integrated three-dimensional magnetic sensing device is presented. An integrated three-dimensional magnetic sensing device comprises an apparatus that defines at least ... | 04/15/2008 |
| 7342244 | Spintronic transistor A semiconductor device including: a substrate comprising silicon; a channel region formed on the substrate; a spin injector formed on the substrate at a first side of the channel region and configured to diffuse a spin-polarized current into the channel region; a sp... | 03/11/2008 |
| 7339245 | Hall sensor A Hall sensor on a semiconductor substrate includes a Hall plate in the semiconductor substrate, where the Hall plate includes a first zone having a first conduction type. The semiconductor substrate also include a second zone having a second conduction type. A spac... | 03/04/2008 |
| 7315071 | Magnetic RAM A memory element for a magnetic RAM, contained in a recess of an insulating layer, the recess including a portion with slanted sides extending down to the bottom of the recess, the memory element including a first magnetic layer portion substantially conformally cov... | 01/01/2008 |
| 7271010 | Nonvolatile magnetic memory device and manufacturing method thereof An TMR-type MRAM comprising a transistor for selection; a first connecting hole; a first wiring (write-in word line); a second insulating interlayer covering a first insulating interlayer and the first wiring; a TRM device formed on the second insulating interlayer;... | 09/18/2007 |
| 7253490 | Magnetic sensor having vertical hall device and method for manufacturing the same A vertical Hall device includes: a substrate; a semiconductor region having a first conductive type and disposed in the substrate; and a magnetic field detection portion disposed in the semiconductor region. The magnetic field detection portion is capable of detecti... | 08/07/2007 |
| 7242042 | Solid state image sensing device and manufacturing and driving methods thereof A solid state image sensing device is composed of a second conductive type well area 33, a photoelectric conversion area 40, a ring shaped gate electrode 35, a transfer gate electrode 41, a second conductive type drain area 38, a s... | 07/10/2007 |
| 7235851 | Spin transistor and method thereof A spin transistor uses a single potential barrier structure to increase a current fluctuation rate. The spin transistor may include at least one of an emitter, a collector, a base and a base resistor. The emitter may be a magneto-resistant device, which may provide ... | 06/26/2007 |
| 7230306 | Microelectromechanical thin-film device Processing and systems to create, and resulting products related to, very small-dimension singular, or monolithically arrayed, semiconductor mechanical devices. Processing is laser performed on selected semiconductor material whose internal crystalline structure bec... | 06/12/2007 |
| 7230804 | Method and apparatus for providing a magnetic tunnel transistor with a self-pinned emitter A magnetic tunnel transistor (MTT) is formed with a self-pinned emitter layer. The self-pinned emitter layer decreases resistance in by eliminating a thick resistive adjacent anti-ferromagnetic pinning layer. Also, the present invention reduces a series resistance i... | 06/12/2007 |
| 7230805 | Semiconductor slider with an integral spin valve transistor structure and method for making same without a bonding step A semiconductor slider including an integral spin valve transistor (SVT) having a read width of 250 nm or less disposed on a monolithic semiconductor. substrate, useful in magnetic data storage applications. The monolithic slider may also include other magnetic and ... | 06/12/2007 |
| 7224566 | Interfaces between semiconductor circuitry and transpinnor-based circuitry Electronic systems are described including semiconductor circuitry characterized by first signals and all-metal circuitry characterized by second signals and comprising a plurality of transpinnors. Each transpinnor includes a network of thin-film elements. At least ... | 05/29/2007 |
| 7221157 | Magnetic sensor apparatus and manufacturing method thereof Two Hall element forming arrangements are formed on a semiconductor substrate. Each Hall element forming arrangement includes a Hall element that is formed in a principal surface of the semiconductor substrate. A base is formed separately from the semiconductor subs... | 05/22/2007 |
| 7217975 | Lateral type semiconductor device A lateral semiconductor device includes: a semiconductor substrate formed on a base region therein; a plurality of emitter regions with a triangle arrangement in an upper part of the base layer and collector regions surrounding the emitter regions, respectively, apa... | 05/15/2007 |
| 7208808 | Magnetic random access memory with lower switching field A magnetic random access memory with lower switching field is provided. The memory includes a first antiferromagnetic layer, a pinned layer formed on the first antiferromagnetic layer, a tunnel barrier layer formed on the pinned layer, a ferromagnetic free layer for... | 04/24/2007 |
| 7202544 | Giant magnetoresistance structure The present invention relates to a method for producing a GMR structure in which a metallic multiple layer is applied onto a carrier and in which the metallic multiple layer is patterned to produce the GMR structure, the carrier having a structure before the metalli... | 04/10/2007 |
| 7199435 | Semiconductor devices containing on-chip current sensor and methods for making such devices Semiconductor devices containing a MOSFET and an on-chip current sensor in the form of a magnetic resistive element are described. The magnetic resistive element (MRE) is proximate the MOSFET in the semiconductor device. The current flowing through the MOSFET genera... | 04/03/2007 |
| 7193257 | Solid state image sensing device and manufacturing and driving methods thereof A solid state image sensing device is composed of a second conductive type well area 33, a photoelectric conversion area 40, a ring shaped gate electrode 35, a transfer gate electrode 41, a second conductive type drain area 38, a s... | 03/20/2007 |
| 7193288 | Magnetoelectric transducer and its manufacturing method A ultrathin magnetoelectric transducer and its manufacturing method are provided which enable the quality of mounting to be inspected nondestructively, and can reduce a footprint. The magnetoelectric transducer has a substrate composed of a nonmagnetic substrate, an... | 03/20/2007 |
| 7173320 | High performance lateral bipolar transistor A lateral bipolar transistor includes an emitter region, a base region, a collector region, and a gate disposed over the base region. A bias line is connected to the gate for applying a bias voltage thereto during operation of the transistor. The polarity of the bia... | 02/06/2007 |
| 7162381 | System and method for facilitating listening A system and method for assisting listening wherein an integrated circuit selects one or more audio sources from among a plurality audio sources to be presented to a signal processing circuit. Selection of the audio source can be automatically executed in response t... | 01/09/2007 |
| 7141859 | Porous gas sensors and method of preparation thereof Devices including conductometric porous silicon gas sensors, methods of fabricating conductometric porous silicon gas sensors, methods of selecting a device, methods of detecting a concentration of a gas, and methods of analyzing data. ... | 11/28/2006 |
| 7141843 | Integratable polarization rotator Embodiments of the invention provide a polarization rotator. The polarization rotator may be integrated with a waveguide on a substrate, and may include a ferromagnetic semiconductor layer on the substrate, a first doped layer on the ferromagnetic semiconductor laye... | 11/28/2006 |
| 7129534 | Magneto-resistive memory and method of manufacturing the same A method of forming a magneto-resistive memory element includes forming a groove in a layer of insulating material. A liner is formed conformably within the groove and the groove is filled with copper and then planarized. The electrically conductive material is prov... | 10/31/2006 |
| 7084470 | Spin tunnel transistor Some spin tunnel transistors with a larger current transmittance and a higher MR ratio are described. One of the spin tunnel transistor comprises a collector; an emitter; a base formed between the collector and the emitter, including a first ferromagnetic met... | 08/01/2006 |
| 7049682 | Multi-chip semiconductor package with integral shield and antenna A transceiver package includes a substrate having an upper surface. An electronic component is mounted to the upper surface of the substrate. A shield encloses the electronic component and shields the electronic component from radiation. The transceiver package furt... | 05/23/2006 |
| 7003011 | Thin disk laser with large numerical aperture pumping An optical system has a high power diode pump source and a thin disk gain media. An optical coupler is positioned between the diode pump source and the thin disk gain media. The optical coupler produces a beam with a large numerical aperture incident on the thin dis... | 02/21/2006 |
| 7002841 | MRAM and methods for manufacturing and driving the same An MRAM having improved integration density and ability to use a magnetic tunneling junction (MTJ) layer having a low MR ratio, and methods for manufacturing and driving the same, are disclosed. The MRAM includes a semiconductor substrate having a bipolar junction t... | 02/21/2006 |
| 6999285 | Spin valve transistor with differential detection and method of making A method and apparatus for providing a spin valve transistor with differential detection is disclosed. The present invention provides a structure including spin valves that are (100)-oriented on a (100) substrate to take advantages of the high MR sensitivity of spin... | 02/14/2006 |
| 6960816 | System and method for sensing a magnetic field A magnetic field sensor includes a transistor device having a base region, an emitter region, and a collector region. A barrier region disposed between the emitter region and the collector region to hamper charge carriers injected into the base region from the emitt... | 11/01/2005 |
| 6930370 | Memory with conductors between or in communication with storage units A memory includes an array of magnetic memory cells, each magnetic memory cell being adapted to store a bit of information, interconnects in communication with the magnetic memory cells, and conductors in communication with the magnetic memory cells and the intercon... | 08/16/2005 |
| 6921953 | Self-aligned, low-resistance, efficient MRAM read/write conductors The present invention seeks to reduce the amount of current required for a write operation by using a process for forming the read conductor within a recessed write conductor, the write conductor itself formed within a trench of an insulating layer. The present inve... | 07/26/2005 |
| 6919608 | Spin transistor A spin transistor (10) comprises a spin injector (50) formed of a ferromagnetic material and constituting the emitter (20) of a three-terminal device, a spin filter (70) also formed of a ferromagnetic material and constituting a collector... | 07/19/2005 |
| 6903429 | Magnetic sensor integrated with CMOS A magnetic sensor device formed using SOI CMOS techniques includes a substrate, a silicon oxide layer and in some cases a plurality of gated regions. A first terminal is located between two innermost gated regions and supplies a supply voltage. A second and a third ... | 06/07/2005 |
| 6890770 | Magnetoresistive random access memory device structures and methods for fabricating the same A method for fabricating an MRAM device structure includes providing a substrate on which is formed a first transistor and a second transistor. An operative memory element device is formed in electrical contact with the first transistor. At least a portion of a fals... | 05/10/2005 |
| 6870717 | Semiconductor slider with an integral spin valve transistor structure and method for making same without a bonding step A semiconductor slider including an integral spin valve transistor (SVT) having a read width of 250 nm or less disposed on a monolithic semiconductor substrate, useful in magnetic data storage applications. The monolithic slider may also include other magnetic and s... | 03/22/2005 |
