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| Number | Title | Issue Date |
| 6670630 | Quantum phase-charge coupled device A superconducting structure that includes a mesoscopic phase device and a mesoscopic charge device. The superconducting structure further includes a mechanism for coupling the mesoscopic phase device and the mesoscopic charge device so that the quantum st... | 12/30/2003 |
| 6649929 | Quantum computing with d-wave superconductors A method and structure for a d-wave qubit structure includes a qubit disk formed at a multi-crystal junction (or qubit ring) and a superconducting screening structure surrounding the qubit. The structure may also include a superconducting sensing loop, wh... | 11/18/2003 |
| 6638894 | Devices and systems based on novel superconducting material A class of superconductive materials containing copper-oxygen bonding and with mixed cation-occupancy designed with a view to size and valence consideration yield useful values of critical temperature and other properties. Uses entail all applications whi... | 10/28/2003 |
| 6635603 | Devices and systems based on novel superconducting material A class of superconductive materials containing copper-oxygen bonding and with mixed cation-occupancy designed with a view to size and valence consideration yield useful values of critical temperature and other properties. Uses entail all applications whi... | 10/21/2003 |
| 6630425 | Devices and systems based on novel superconducting material Superconducting copper oxides of the perovskite structure are modified to have mixed occupancy of a cation site, thereby resulting in increased limits in critical field and/or critical current. Mixed occupancy may be observed in terms of increased resisti... | 10/07/2003 |
| 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 |
| 6610633 | Superconductor device A lanthanum aluminate (LaAlO3) substrate on which thin films of layered perovskite copper oxide superconductors are formed. Lanthanum aluminate, with a pseudo-cubic perovskite crystal structure, has a crystal structure and lattice constant that... | 08/26/2003 |
| 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 |
| 6541789 | High temperature superconductor Josephson junction element and manufacturing method for the same In a method of manufacturing a Josephson junction, a first superconductive layer is formed on a substrate. An insulating film is formed on the first superconductive layer. The insulating film is etched to have an inclination portion. The first superconduc... | 04/01/2003 |
| 6495854 | Quantum computing with d-wave superconductors A method and structure for a d-wave qubit structure includes a qubit disk formed at a multi-crystal junction (or qubit ring) and a superconducting screening structure surrounding the qubit. The structure may also include a superconducting sensing loop, wh... | 12/17/2002 |
| 6476413 | High temperature superconducting Josephson junctions and SQUIDs A high temperature superconducting Josephson junction device with ramp-edge geometry in which silver is combined in a composite with YBa2 Cu3 O7, yttrium-barium-copper-oxide, to form the electrodes, or PrBa2 Cu | 11/05/2002 |
| 6459097 | Qubit using a Josephson junction 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... | 10/01/2002 |
| 6441394 | Intrinsic Josephson superconducting tunnel junction device Using an oxide superconductor that does not require cryogenic temperatures, a superconducting tunnel junction device is provided which can accurately control the magnitudes of critical current and step voltage necessary for electronics applications and wh... | 08/27/2002 |
| 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 |
| 6275716 | High critical temperature superconductors in the system La3-ZMezBa3Ca1-vNcvCu7O16+x where Me=a rare earth or alkaline metal ion and Nc is a Mg, Cd ion Compounds of the of the general formula La3-z Mez Ba3 Ca1-v Ncv Cu7 O16+x, wherein Me can be a rare earth metal or an alkaline metal ion selected from the group consisting of ytt... | 08/14/2001 |
| 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 |
| 6191073 | Series of layers and component containing such The invention relates to a series of layers containing at least one layer on the basis of REBa2 CU3 O7-Z or with a comparable crystallographic structure, wherein said layer is connected to a non-superconductive layer. The ... | 02/20/2001 |
| 6160266 | Superconducting device and a method of manufacturing the same This invention provides a superconducting device with good characteristics that can be reproduced at an arbitrary place on a substrate and a method of manufacturing the same. A convex region (a processed, linearly shaped platinum thin film) of oriented me... | 12/12/2000 |
| 6157044 | Tunnel junction type josephson device A tunnel junction type Josephson device includes a pair of superconductor layers formed of a compound oxide superconductor material and an insulator layer formed between the pair of superconductor layers. The insulator layer is formed of a compound oxide ... | 12/05/2000 |
| 6147360 | Superconducting device and a method of manufacturing the same This invention provides a superconducting device with good characteristics that can be reproduced at an arbitrary place on a substrate and a method of manufacturing the same. A convex region (a processed, linearly-shaped platinum thin film) of oriented me... | 11/14/2000 |
| 6069369 | Superconducting device Superconducting device include a type having a structure of a superconductor--a normal-conductor (or a semiconductor)--a superconductor, and a type having a superconducting weak-link portion between superconductors. The superconductors constituting the su... | 05/30/2000 |
| 6023072 | Superconductor hetero-epitaxial josephson junction A Josephson junction having a laminar structure which includes a substrate, a first superconductive layer deposited on the substrate, a non-superconductive layer deposited on the first superconductive layer, and a second superconductive layer deposited on... | 02/08/2000 |
| 6016433 | Oxide superconductor Josephson junction element and process for producing same Any oxide superconductor Josephson junction element having an oxide superconductor oriented in the c-axis direction with respect to a substrate, and a needle-like, a-axis (or b-axis) oriented oxide superconductor. Both sides of the needle-like, a-axis (or... | 01/18/2000 |
| 6011981 | Oxide superconductor multilayered film and oxide superconductor josephson device An oxide superconducting multilayered thin film structure having a laminated layer structure of oxide superconductor thin film layers and non-superconductor thin film layers constituted by a combination of material groups for making strain free interfaces... | 01/04/2000 |
| 6011982 | High critical temperature superconductor antenna comprising La3-z Mez Ba3 Ca1-v Ncv Cu7 O16+x where ME = a rare earth or alkaline metal and Nc is a Mg, Cd ion Compounds of the of the general formula La3-z Mez Ba3 Ca1-v Ncv Cu7 O16+x, wherein Me can be a rare earth metal or an alkaline metal ion selected from the group consisting of ytt... | 01/04/2000 |
| 5981443 | Method of manufacturing a high temperature superconducting Josephson device A bicrystal substrate is formed by joining end faces of a first single crystal substrate and a second single crystal substrate, the end faces having different crystal orientations. A high critical temperature superconducting thin film is then epitaxially ... | 11/09/1999 |
| 5972845 | High critical temperature superconductors in the system La3-z . Me.subz Ba3 Ca1-v Ncv Cu7 O16+x where Me=a rare earth or alkaline metal ION and Nc is a Mg, Cd ION Compounds of the of the general formula La3-z Mez Ba3 Ca1-v Ncv Cu7 O16+x, wherein Me can be a rare earth metal or an alkaline metal ion selected from the group consisting of ytt... | 10/26/1999 |
| 5962866 | Microbridge superconductor device utilizing stepped junctions A superconductor device has a substrate with an inclined surface that divides the substrate surface into a lower planar substrate surface and an upper planar substrate surface. A lower layer of an anisotropic superconductor material is epitaxially deposit... | 10/05/1999 |
| 5942765 | High-temperature superconducting random access memory In the random access memory utilizing an oxide high-temperature superconductor, a first high-temperature superconductor layer 1, a non-superconductor layer 2, a second high-temperature superconductor layer 3 and a non-superconductor layer 4 are formed on ... | 08/24/1999 |
| 5939730 | Self-aligned thin barrier high temperature superconductor edge junction An edge junction 10 with reduced parasitic inductance. The edge junction 10 has a laminar structure 22 including: a substrate 14; a first superconductive layer 12 deposited on a substrate 14; a first dielectric layer 16 deposited on the first superconduct... | 08/17/1999 |
| 5925892 | Josephson junction element with an asymmetric groove providing a single weak link region A Josephson junction element having a substrate of a single crystal having a V-shaped notch formed in a surface of the substrate and a wiring pattern of an oxide superconductor formed on the surface of the substrate and crossing the notch to form a weak l... | 07/20/1999 |
| 5916848 | Self-aligned thin barrier high temperature superconductor edge junction An edge junction 10 with reduced parasitic inductance. The edge junction 10 has a laminar structure 22 including: a substrate 14; a first superconductive layer 12 deposited on a substrate 14; a first dielectric layer 16 deposited on the first superconduct... | 06/29/1999 |
| 5906963 | Superconductor Josephson junction comprising lanthanum aluminate A lanthanum aluminate (LaAlO3) substrate on which thin films of layered perovskite copper oxide superconductors are formed. Lanthanum aluminate, with a pseudo-cubic perovskite crystal structure, has a crystal structure and lattice constant that... | 05/25/1999 |
| 5892243 | High-temperature SSNS and SNS Josephson junction and method of making junction A high temperature superconductor junction and a method of forming the junction are disclosed. The junction 40 comprises a first high-Tc, superconductive layer (first base electrode layer) 46 on a substrate 42 and a dielectric layer 48 on the f... | 04/06/1999 |
| 5885937 | Superconducting tunnel junction element and superconducting device This invention provides a superconducting tunnel junction element showing satisfactory Josephson effect. The element includes a Bi-based layered compound such as Bi2 Sr2 (Ca0.6 Y0.4)Cu2 O8, ... | 03/23/1999 |
| 5883051 | High Tc superconducting Josephson junction element A superconducting Josephson junction element including a first, a-axis oriented, superconductive metal oxide crystal grain having a first area of a {001} plane, and a second, c-axis oriented, superconductive metal oxide crystal grain having a second area ... | 03/16/1999 |
| 5869846 | Superconducting junction device A superconducting junction device which is easily manufactured, multifunctional, and utilizes the superconducting Josephson effects is described. A first junction (Josephson junction) and a second junction (Josephson junction) are disposed o a substrate a... | 02/09/1999 |
| 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 |
| 5856205 | Josephson junction device of oxide superconductor having low noise level at liquid nitrogen temperature In a Josephson junction device comprises two superconducting electrodes formed of an oxide superconductor and connected through a Josephson junction, a temperature dependent noise of the Josephson junction becomes the minimum at a liquid nitrogen temperat... | 01/05/1999 |
