INTERMAGNETICS GENERAL CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 563

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7665312 Method of using a system including an assembly exposed to a cryogenic regionJan 25, 06Feb 23, 10[F25B, H01F]
6256997 Reduced vibration cooling device having pneumatically-driven GM type displacerFeb 15, 00Jul 10, 01[F25B]
5461873 Means and apparatus for convectively cooling a superconducting magnetSep 23, 93Oct 31, 95[F25B]
5249425 Venting control system for cryostatsJul 01, 92Oct 05, 93[F25B]
5243826 Method and apparatus for collecting liquid cryogenJul 01, 92Sep 14, 93[F25B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0125,641 Seat, a chair including a seat, and a method of using a magnetic resonance imaging system including a seatAbandonedAug 08, 06May 29, 08[A61G, A61B]
2008/0039,714 Magnetic resonance imaging system, a gradient coil, and a method of using the systemAbandonedAug 08, 06Feb 14, 08[A61B]
2007/0263,328 Circuit including a superconducting element and a switch, a system including the circuit, and a method of using the systemAbandonedMay 09, 06Nov 15, 07[H02H]
2007/0181,182 Valve assemblyAbandonedFeb 09, 06Aug 09, 07[F16K]
2007/0181,189 Housing and system and method of using the systemAbandonedFeb 09, 06Aug 09, 07[F16K]
6717408 Support structure for open MRI apparatusExpiredApr 05, 01Apr 06, 04[G01V]
6570475 Split type magnetic resonance imaging magnetExpiredNov 20, 00May 27, 03[H01F, G01V]
6525536 Compact gradient coil assembly for MRI apparatusExpiredJan 23, 01Feb 25, 03[G01V]
6456074 Quiet gradient coilExpiredJan 28, 00Sep 24, 02[G01V]
6333629 Method for non-invasively and without contact, inspecting foil enclosed packages, using magnetic resonance techniquesExpiredJul 22, 99Dec 25, 01[G01V]
6021845 Wide temperature range heating/cooling interface with rapid responseExpiredMar 31, 98Feb 08, 00[F28F]
6020803 Hybrid high field superconducting assembly and fabrication methodExpiredSep 08, 97Feb 01, 00[H01F]
6005461 Method and apparatus for connecting high current ramping leads to a superconducting magnetExpiredJun 18, 98Dec 21, 99[H01F]
5939964 Compact magnetic module for periodic magnetic devicesExpiredSep 09, 97Aug 17, 99[H01J, H01F]
5764121 Hybrid high field superconducting assembly and fabrication methodExpiredNov 08, 95Jun 09, 98[H01F]
5729141 Split gradient coils for MRI systemExpiredMar 19, 96Mar 17, 98[G01V]
5659250 Full brick construction of magnet assembly having a central boreExpiredMar 19, 96Aug 19, 97[G01V]
5656870 Current control for superconducting magnetic energy storage systemExpiredAug 01, 95Aug 12, 97[H02J]
5461783 New style trim knifeExpiredOct 24, 94Oct 31, 95[B26B]
5452582 Cryo-probeExpiredJul 06, 94Sep 26, 95[F25B, F25D]

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