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Class Information
Number: 257/E39.012
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Devices using superconductivity, processes, or apparatus peculiar to manufacture or treatment of such devices, or of parts thereof (epo) > Devices comprising junction of dissimilar materials, e.g., josephson-effect devices (epo)
Description: This subclass is indented under subclass E39.001. This subclass is substantially the same in scope as ECLA classification H01L39/22.










Sub-classes under this class:

Class Number Class Name Patents
257/E39.014 Josephson-effect devices (epo) 98
257/E39.013 Single electron tunnelling devices (epo) 9
257/E39.016 Three or more electrode devices, e.g., transistor-like structures (epo) 69


Patents under this class:

Patent Number Title Of Patent Date Issued
8680592 Method of forming a magnetic tunnel junction device Mar. 25, 2014
8338821 Pressure detection apparatus, Josephson device, and superconducting quantum interference device that include superconductor thin film that undergoes transition from superconductor to insulator Dec. 25, 2012
8330145 Superconducting junction element and superconducting junction circuit Dec. 11, 2012
8294138 Microwave readout for flux-biased qubits Oct. 23, 2012
8174305 System, devices and methods for coupling qubits May. 8, 2012
7932514 Microwave readout for flux-biased qubits Apr. 26, 2011
7858966 Protected qubit based on superconducting current mirror Dec. 28, 2010
6756649 High speed electron tunneling device and applications Jun. 29, 2004
6670630 Quantum phase-charge coupled device Dec. 30, 2003
6581387 Solid-state microrefrigerator Jun. 24, 2003
6563185 High speed electron tunneling device and applications May. 13, 2003
6537847 Superconducting dot/anti-dot flux qubit based on time-reversal symmetry breaking effects Mar. 25, 2003
6504172 Superconducting dot/anti-dot flux qubit based on time-reversal symmetry breaking effects Jan. 7, 2003
6388268 Semiconducting YBCO device and superconducting YBCO device locally converted by AFM tip and manufacturing methods therefor May. 14, 2002
5950103 Manufacture of dielectric oxide lamination structure and electronic circuit device Sep. 7, 1999
5894135 Superconductor device Apr. 13, 1999
5256897 Oxide superconducting device Oct. 26, 1993
5121173 Proximity effect very long wavlength infrared (VLWIR) radiation detector Jun. 9, 1992
4495510 Improved superconductor/semiconductor junction structures Jan. 22, 1985
4490733 Josephson device with tunneling barrier having low density of localized states and enhanced figures of merit Dec. 25, 1984
4395813 Process for forming improved superconductor/semiconductor junction structures Aug. 2, 1983
4386361 Thin film SQUID with low inductance May. 31, 1983
4210921 Polarity switch incorporating Josephson devices Jul. 1, 1980











 
 
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