Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 361/141
Name: Electricity: electrical systems and devices > Control circuits for electromagnetic devices > Including superconductivity
Description: Subject matter utilizing electromagnetic devices or control circuit conductors which are superconductive.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8687357 Electric power converter Apr. 1, 2014
8482369 Single switch dump resistor ladder network for magnet quench protection Jul. 9, 2013
8400747 Superconducting coil, superconducting magnet, and method of operating superconducting magnet Mar. 19, 2013
8345392 Quench energy dissipation for superconducting magnets Jan. 1, 2013
8305726 Method for progressively introducing current into a superconducting coil mounted on a former Nov. 6, 2012
8174803 System for creating a magnetic field via a superconducting magnet May. 8, 2012
8169756 Fault current limiting May. 1, 2012
8138880 Persistent current switch Mar. 20, 2012
8107211 High temperature superconducting electromechanical system with frequency controlled commutation for rotor excitation Jan. 31, 2012
8027139 System and method for superconducting magnet ramp-down Sep. 27, 2011
7724483 Systems and methods involving protection of superconducting generators for power applications May. 25, 2010
7701677 Inductive quench for magnet protection Apr. 20, 2010
7649721 Fault current limiting Jan. 19, 2010
7609139 Split Florida-helix magnet Oct. 27, 2009
7606019 Magnet coil system with active drift compensation for two independent current paths Oct. 20, 2009
7602269 Permanent current switch Oct. 13, 2009
7567158 Superconducting magnet arrangement with hysteresis free field coil Jul. 28, 2009
7477492 Superconducting magnet system Jan. 13, 2009
7400223 Superconducting magnet configuration with resistive elements Jul. 15, 2008
7304852 Inverter apparatus Dec. 4, 2007
7298602 Automated superconducting magnet ramp-up system and method Nov. 20, 2007
7224250 Superconducting magnet apparatus May. 29, 2007
7196883 Superconducting magnet system with quench protection circuit Mar. 27, 2007
7161777 Superconducting magnet system with quench protection circuit Jan. 9, 2007
7073513 Superconducting magnetic control system for manipulation of particulate matter and magnetic probes in medical and industrial applications Jul. 11, 2006
7068133 Flux pump having a high-temperature superconductor and a superconducting electromagnet which can be operated by way of the flux pump Jun. 27, 2006
7023673 Superconducting shielded core reactor with reduced AC losses Apr. 4, 2006
6958898 Flux pump with a superconductor and superconducting electromagnet to be operated therewith Oct. 25, 2005
6946936 Superconducting magnet system with continously operating flux-pump and associated methods for operating thereof Sep. 20, 2005
6897749 Magnetic energy storage device May. 24, 2005
6842324 Apparatus and method for controlling movement of an object through a medium using a magnetic field Jan. 11, 2005
6838964 Method and apparatus for monitoring superconducting magnet data Jan. 4, 2005
6793502 Press (non-soldered) contacts for high current electrical connections in power modules Sep. 21, 2004
6751075 Superconducting fault current controller/current controller Jun. 15, 2004
6717781 Balanced quench protection circuit Apr. 6, 2004
6646836 Superconducting magnet apparatus in persistent mode Nov. 11, 2003
6639767 Semiconductor switching devices Oct. 28, 2003
6624732 Superconducting magnet assembly and method Sep. 23, 2003
6524684 Resistive current-limiting device with at least one printed conductor covered by an insulating layer by using high Tc superconductive material Feb. 25, 2003
6424135 High power drive from AC and DC sources using cryoelectronics Jul. 23, 2002
6241671 Open field system for magnetic surgery Jun. 5, 2001
6236545 Current limiting device utilizing a superconductor May. 22, 2001
6147844 Quench protection for persistant superconducting magnets for magnetic resonance imaging Nov. 14, 2000
6128174 Method and apparatus for rapidly changing a magnetic field produced by electromagnets Oct. 3, 2000
6108214 Mounting structure of superconducting circuit Aug. 22, 2000
6094333 Operation control method for superconducting coil Jul. 25, 2000
6016094 Superconducting short circuit current limiter Jan. 18, 2000
5828291 Multiple compound conductor current-limiting device Oct. 27, 1998
5654864 Control method for magnetic stereotaxis system Aug. 5, 1997
5650903 Superconducting-magnet electrical circuit having voltage and quench protection Jul. 22, 1997

1 2 3










 
 
  Recently Added Patents
Plants and seeds of corn variety CV294874
Discharge lamp comprising coated electrode
Non-disruptive configuration of a virtualization controller in a data storage system
Composite materials comprising aggregate and an elastomeric composition
Semiconductor device having a plurality of elements on one semiconductor substrate and method of manufacturing the same
Flexible circuit routing
Closed cell culture system
  Randomly Featured Patents
Zero crossing modulator
Systems and methods for channeling steam into turbines
Disc brake assembly and method
Absolute position chain encoder
Lock arrangement
Silicide interconnection with schottky barrier diode isolation
Recording and/or reproducing apparatus with adjustments for positioning head and a moving device using the same
Projectile impact fuze containing de-arming device
Portable documentation system
Carpet installer's pouch