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Class Information
Number: 257/661
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Superconductive contact or lead
Description: Subject matter wherein an active solid-state device contains, or is connected to, an electrical contact or lead (pronounced "leed") which is made of a material whose electrical resistivity drops to zero at a particular temperature called a critical transition temperature (Tc).

Sub-classes under this class:

Class Number Class Name Patents
257/663 On integrated circuit 100
257/662 Transmission line or shielded 144

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8516425 Method and computer program for generating grounded shielding wires for signal wiring Aug. 20, 2013
8315678 Systems, methods, and apparatus for multilayer superconducting printed circuit boards Nov. 20, 2012
8039363 Small chips with fan-out leads Oct. 18, 2011
7989929 Direct-connect signaling system Aug. 2, 2011
7973393 Stacked micro optocouplers and methods of making the same Jul. 5, 2011
7968352 Superconductivity based on bose-einstein condensation of electron or electron-hole pairs in semiconductors Jun. 28, 2011
7884450 Growth of boron nanostructures with controlled diameter Feb. 8, 2011
7872344 Microelectronic assemblies having compliant layers Jan. 18, 2011
7859088 Semiconductor device manufacturing method, wafer, and wafer manufacturing method Dec. 28, 2010
7858966 Protected qubit based on superconducting current mirror Dec. 28, 2010
7843292 Coil for producing a magnetic field Nov. 30, 2010
7544964 Method for fabricating thin layer device Jun. 9, 2009
7531892 Superconducting boron nanostructures May. 12, 2009
7440449 High speed switching module comprised of stacked layers incorporating t-connect structures Oct. 21, 2008
7327022 Assembly, contact and coupling interconnection for optoelectronics Feb. 5, 2008
7268052 Method for reducing soft error rates of memory cells Sep. 11, 2007
7095042 Electrode structure, semiconductor light-emitting device having the same and method of manufacturing the same Aug. 22, 2006
7067839 Tuning circuit with distributed tunnel junction elements and superconductor integrated circuit comprising the tuning circuit Jun. 27, 2006
6967393 Semiconductor differential interconnect Nov. 22, 2005
6956281 Semiconductor device for reducing photovolatic current Oct. 18, 2005
6897548 Semiconductor differential interconnect May. 24, 2005
6873055 Integrated circuit arrangement with field-shaping electrical conductor Mar. 29, 2005
6838749 Structures for increasing the critical temperature of superconductors Jan. 4, 2005
6829237 High speed multi-stage switching network formed from stacked switching layers Dec. 7, 2004
6787798 Method and system for storing information using nano-pinned dipole magnetic vortices in superconducting materials Sep. 7, 2004
6777808 Capacitor for signal propagation across ground plane boundaries in superconductor integrated circuits Aug. 17, 2004
6740959 EMI shielding for semiconductor chip carriers May. 25, 2004
6642608 MoNx resistor for superconductor integrated circuit Nov. 4, 2003
6563185 High speed electron tunneling device and applications May. 13, 2003
6552415 Electrically stabilized thin-film high-temperature superconductor and method for the production thereof Apr. 22, 2003
6486533 Metallization structures for microelectronic applications and process for forming the structures Nov. 26, 2002
6377440 Dielectric varactors with offset two-layer electrodes Apr. 23, 2002
6331911 Large aperture optical image shutter Dec. 18, 2001
6323426 Mounting structure for semiconductor device Nov. 27, 2001
6157044 Tunnel junction type josephson device Dec. 5, 2000
6121630 Superconducting thin film and a method for preparing the same Sep. 19, 2000
6097080 Semiconductor device having magnetic shield layer circumscribing the device Aug. 1, 2000
6087711 Integrated circuit metallization with superconductor BEOL wiring Jul. 11, 2000
6088604 Superconductor-normal conductor junction device Jul. 11, 2000
6051846 Monolithic integrated high-T.sub.c superconductor-semiconductor structure Apr. 18, 2000
6051440 Method of fabricating a low-inductance in-line resistor for superconductor integrated circuits Apr. 18, 2000
5912503 Planar in-line resistors for superconductor circuits Jun. 15, 1999
5898189 Integrated circuit including an oxide-isolated localized substrate and a standard silicon substrate and fabrication method Apr. 27, 1999
5894135 Superconductor device Apr. 13, 1999
5880521 Super-conductive wiring and semiconductor device using the same Mar. 9, 1999
5773875 High performance, low thermal loss, bi-temperature superconductive device Jun. 30, 1998
5747873 Technique for fabricating hybrid high-temperature superconductor-semiconductor circuits May. 5, 1998
5729046 Superconducting device having pinning regions Mar. 17, 1998
5644143 Method for protecting a semiconductor device with a superconductive line Jul. 1, 1997
5640042 Thin film ferroelectric varactor Jun. 17, 1997

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