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| Number | Title | Issue Date |
| 7885696 | Method for searching for material generating interband phase difference soliton A method of searching for a material fated to generate an interband phase difference soliton includes the steps of generating an AC in a soliton candidate material, identifying a loss of AC magnetic susceptibility of the siliton candidate material due to a turn and ... | 02/08/2011 |
| 7881760 | Measuring structure for magneto encephalographic equipment with a superconducting magnetic-shield A magneto-encephalographic equipment superconducting magnetic-shield comprising a vacuum-tight body comprising an outer enclosure wall, a first inner enclosure wall inserted in the outer enclosure wall to define a upper closed space, and a second inner enclosure wal... | 02/01/2011 |
| 7332910 | Frequency detection system comprising circuitry for adjusting the resonance frequency of a high temperature superconductor self-resonant coil The use of a circuit to adjust the resonance frequency of a high temperature superconductor self-resonant transmit, receive, or transmit and receive coil results in improved performance. The circuit is useful in a frequency detection system, especially in a nuclear ... | 02/19/2008 |
| 7268542 | Scanning SQUID microscope having position noise compensation A scanning SQUID microscope is set forth to provide improved output imaging. The SQUID microscope includes a vertically adjustable housing adapted to securely retain a SQUID loop or sensor. A scanning stage of the SQUID microscope is adapted to support a sample whil... | 09/11/2007 |
| 7247603 | Charge dissipative dielectric for cryogenic devices A Superconducting Quantum Interference Device (SQUID) is disclosed comprising a pair of resistively shunted Josephson junctions connected in parallel within a superconducting loop and biased by an external direct current (dc) source. The SQUID comprises a semiconduc... | 07/24/2007 |
| 7248044 | Magnetic flux measuring apparatus by hysteresis characteristic type digital FLL using counter system for squid In a SQUID magnetometer, high resolution, a high slew rate, and a high dynamic range are achieved without using expensive circuit components having a large number of processing bits and enabling a high speed processing operation. A digital FLL circuit using a double... | 07/24/2007 |
| 7218090 | Passive radio frequency power spectrum analyzer A spectrum analyzer includes a resonator board that in turn has a substrate and a plurality of resonators. Each resonator may include a first segment that includes a first segment discontinuity and that may also define a boundary and a second segment that has a seco... | 05/15/2007 |
| 7199591 | Method of measuring relative dielectric constant of dielectric substance of powders, cavity resonator used in the same, and application apparatus A relative dielectric constant of a mixed substance consisting of powders and a liquid medium is calculated, and then the relative dielectric constant of the mixed substance or a relative dielectric constant of the liquid medium is calculated as a relative dielectri... | 04/03/2007 |
| 7098356 | Substituted indenyl metal complexes and polymerization process Metal complexes comprising a substituted inden-1-yl group or hydrogenated or partially hydrogenated derivative thereof, said group being substituted at least at the 2-position thereof with a C4-30 ligand group containing a secondary or tertiary substituti... | 08/29/2006 |
| 7091515 | High-temperature superconducting device and manufacturing method thereof At least two ramp-edge-structure Josephson junctions having different critical current densities to one another are provided on a substrate. ... | 08/15/2006 |
| 7042004 | Method of forming quantum-mechanical memory and computational devices and devices obtained thereof The present invention discloses a quantum system comprising computational elements, consisting of an insulated ring of superconductive material, and semi-closed rings, which are used as an interface or input/output facility between the quantum bit and the external w... | 05/09/2006 |
| 7015499 | Permanent readout superconducting qubit A solid-state quantum computing structure includes a d-wave superconductor in sets of islands that clean Josephson junctions separate from a first superconducting bank. The d-wave superconductor causes the ground state for the supercurrent at each junction to be dou... | 03/21/2006 |
| 7002341 | Superconducting quantum interference apparatus and method for high resolution imaging of samples A method and apparatus performs high resolution imaging. The disclosed apparatus includes a low temperature SQUID sensor mounted in close proximity to a dewar thin window. A radiation shield has an extension surrounding the detection coil. ... | 02/21/2006 |
| 6984977 | Scanning SQUID microscope with improved spatial resolution A scanning SQUID microscope for acquiring spatially resolved images of physical properties of an object includes a SQUID sensor arranged in perpendicular to the plane of the object under investigation for detecting tangential component of the magnetic field generate... | 01/10/2006 |
| 6968236 | Ceramic cardiac electrodes A cardiac electrode termination pair system that is particularly compatible with Magnetic Resonance Imaging (MRI) procedures. The electrodes include tip and ring electrodes made of a body-compatible ceramic on which is applied via electroplating, sputtered or the li... | 11/22/2005 |
| 6861770 | Using the transition state of a superconductor to produce energy A method of using a superconductor to generate energy. The superconductor is alternated between a temperature above and below a critical temperature defined by a transition between the superconducting and non-superconducting state. The superconductor interacts with ... | 03/01/2005 |
| 6809042 | Oxide superconductor thick film and method for manufacturing the same The present invention provides an oxide superconductor thick film which is formed on a substrate or a board and has a high Jc and Ic and a method for manufacturing the same. Predetermined amounts of materials containing elements of Bi, Pb, Sr, Ca and Cu are weighed,... | 10/26/2004 |
| 6734454 | Internally shunted Josephson junction device A Josephson junction has inherent resistance which effectively shunts the junction and thereby obviates a separate shunt resistor and thus reduces surface area in an integrated circuit including a plurality of Josephson junctions. The Josephson junction comprises a ... | 05/11/2004 |
| 6627916 | High sensitivity, directional DC-squid magnetometer A solid state dc-SQUID includes a superconducting loop containing a plurality of Josephson junctions, wherein an intrinsic phase shift is accumulated through the loop. In an embodiment of the invention, the current-phase response of the dc-SQUID sits in a... | 09/30/2003 |
| 6563310 | Quantum computing method using Josephson junctions between s-wave and d-wave superconductors A solid-state quantum computing structure includes a set of islands that Josephson junctions separate from a first superconducting bank. A d-wave superconductor is on one side of the Josephson junctions (either the islands' side or the bank's side), and a... | 05/13/2003 |
| 6563311 | Quantum computing method using magnetic flux states at a josephson junction A solid-state quantum computing structure includes a d-wave superconductor in sets of islands that clean Josephson junctions separate from a first superconducting bank. The d-wave superconductor causes the ground state for the supercurrent at each junctio... | 05/13/2003 |
| 6384424 | Squid A superconducting thin film pattern (20) formed from an oxide superconducting thin film is formed on a sapphire substrate (10) having a step (11) via a CeO2 buffer layer, and the step (11) and superconducting thin film pattern (20) are formed s... | 05/07/2002 |
| 6337567 | Apparatus and method for measuring second-order gradient of magnetic field using super conductor quantum interference device An apparatus and method for measuring a second-order gradient of a magnetic field using a super conductor quantum interference device (SQUID) which obtains the second-order gradient of the magnetic field with a simple-constructed and low-priced measuring ... | 01/08/2002 |
| 6320369 | Superconducting current measuring circuit having detection loop A superconducting current measuring circuit is provided with a detection loop through which a current flows by the influence of a magnetic field generated by a measurement target current. The detection loop contains a superconductor. The superconducting c... | 11/20/2001 |
| 6263219 | SQUID formed on a sapphire substrate and method for manufacturing the same A SQUID made of an oxide superconducting thin film is formed on a sapphire substrate. CeO2 film, RBa2 Cu3 O7-x film ("R" indicates a rare earth element chosen among a group formed of Yb, Er, Ho, Y, Dy, Gd, Eu, S... | 07/17/2001 |
| 6226538 | Magnetic sensor with squid and having superconducting coils formed on sapphire substrate This magnetic sensor comprises a flux transformer 2 having a superconducting thin film 2f formed on a sapphire substrate 2s, and a SQUID 1 disposed on the flux transformer 2 opposite thereto. In this magnetic sensor, since the sapphire substrate 2s, which... | 05/01/2001 |
| 6154026 | Asymmetric planar gradiometer for rejection of uniform ambient magnetic noise An asymmetric planar gradiometer for use in making biomagnetic measurements. The gradiometer is formed from a magnetometer which is inductively-coupled to the smaller of two connected loops patterned in a superconducting film which form a flux transformer... | 11/28/2000 |
| 6023161 | Low-noise SQUID The present invention comprises a high-transition-temperature superconducting device having low-magnitude low-frequency noise-characteristics in magnetic fields comprising superconducting films wherein the films have a width that is less than or equal to ... | 02/08/2000 |
| 5986280 | Planar magnetic sensor comprising a SQUID made of superconducting thin film A magnetic sensor comprises a SQUID made of a superconducting thin film. The superconducting thin film has a washer pattern and a terminal portion. The washer pattern has a non-square one hole pattern and a pair of slit patterns. The hole pattern has rect... | 11/16/1999 |
| 5958841 | Circuit device for driving a squid magnetometric sensor and evaluating squid characteristics A circuit device for driving a SQUID magnetometric sensor. This device includes an FLL magnetometer circuit for driving the SQUID with an AC signal as a magnetometric sensor, an evaluator circuit for evaluating the SQUID characteristics, and a selector ci... | 09/28/1999 |
| 5955400 | SQUID integrated with pickup coils Pickup coils constructed by superconductors and a SQUID part are formed on a single substrate. The pickup coils are parallelly connected to two other superconductors (inductance of the SQUID ring) in a SQUID ring, which consists of two Josephson junctions... | 09/21/1999 |
| 5873985 | Process of making squid device having tilt-boundary junction An oxide film having a desired pattern is first formed on a magnesia substrate. A superconducting oxide film is then formed on the exposed portion of the magnesia substrate and also on the oxide film. Thus, a tilt-boundary junction is formed in the bounda... | 02/23/1999 |
| 5863868 | Superconductive quantum interference device for digital logic circuits A SQUID 10 was multiple junctions, each junction allowing a critical current to flow therethrough. The SQUID 10 comprises a laminar structure including: (a) a substantially planar substrate 12; (b) a first high temperature superconductive layer 14 of subs... | 01/26/1999 |
| 5854492 | Superconducting quantum interference device fluxmeter and nondestructive inspection apparatus A nondestructive inspection apparatus having a SQUID is made with compact configuration and is capable of detecting a metallic or non-metallic metal for defects, corrosion, and the like, by forming the SQUID and a magnetic field applying coil on the same ... | 12/29/1998 |
| 5831278 | Three-terminal devices with wide Josephson junctions and asymmetric control lines A three-terminal device constructed from a Josephson junction with one or more asymmetric control lines is disclosed. The device is constructed with high temperature superconducting materials. The junction can be a bicrystal, SNS (Superconducting-Normal-S... | 11/03/1998 |
| 5795848 | Oxide superconductor devices fabricated by impurity ion implantation Superconductivity is inhibited in selected portions of a high temperature superconductor ("HTS") material by patterning the selected portions with a resist. The patterned material is ion-bombarded to implant impurity ions in non-resist-bearing portions of... | 08/18/1998 |
| 5793203 | Measurement system with noise reduction circuit A measurement system for measuring material deterioration in accordance with a magnetic field of the material in the presence of radiation. The measurement system includes a detection circuit which detects a magnetic field of the material and generates a ... | 08/11/1998 |
| 5767043 | Multiple squid direct signal injection device formed on a single layer substrate A low-noise directly coupled dc SQUID magnetometer is disclosed. The magnetometer provides for single layer fabrication and is particularly applicable to high-Tc superconductors operating at 77 Kelvin. A pair of dc SQUIDs are connected and bias... | 06/16/1998 |
| 5574290 | Superconducting quantum interference device The SQUID device consists of a loop of superconducting film material applied to the face of a substrate, the loop having a first width. A Josephson Junction is formed in the loop of the superconducting film material by pads of superconducting film materia... | 11/12/1996 |
| 5550101 | Superconducting magnetoresistive element having a plurality of weak-coupling portions and a method of fabricating the same A superconducting magnetoresistive element has superconducting portions having a high critical current density and weak-coupling portions having a low critical current density. The superconducting portions and weak-coupling portions are alternately arrang... | 08/27/1996 |
