Picker Nordstar Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 179

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5627471 Pole piece for MR imagerSep 17, 96May 06, 97[G01R]
5555251 Arrangement to minimize eddy currents in MR imagersJun 07, 94Sep 10, 96[G01V]
5488950 Stabilizer for MRI systemMar 14, 94Feb 06, 96[A61B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6671538 Interface system for use with imaging devices to facilitate visualization of image-guided interventional procedure planningExpiredNov 26, 99Dec 30, 03[A61B]
6288624 Enlongated field of view open magnetic resonance imaging system with dipole magnetExpiredNov 23, 99Sep 11, 01[H01F]
6104192 Magnetic resonance imaging system with floating pole piecesExpiredMay 04, 99Aug 15, 00[G01V]
5936502 Magnet coils for MRIExpiredDec 05, 97Aug 10, 99[H01F]
5923169 Magnetic resonance imaging system with floating pole piecesExpiredNov 18, 97Jul 13, 99[G01V]
5882304 Method and apparatus for determining probe locationExpiredOct 27, 97Mar 16, 99[A61B]
5621322 VHF/RF volume antenna for magnetic resonance imaging including VHF applicator and RF coil arranged to provide perpendicular fieldsExpiredMar 09, 95Apr 15, 97[G01R]
5592084 Method for imaging of movement of materialExpiredNov 30, 93Jan 07, 97[A61B, G01V]
5570022 Power supply for MRI magnetsExpiredAug 19, 94Oct 29, 96[G01R]
5537040 Apparatus and method for magnetic resonance imaging using pre-polarizing fieldExpiredDec 22, 94Jul 16, 96[G01R]
5498962 Imaging methodExpiredMar 10, 94Mar 12, 96[G01V]
5379768 Anatomic support for an MRI-apparatusExpiredNov 13, 92Jan 10, 95[A61B]
5315250 Magnetic resonance imagingExpiredAug 18, 92May 24, 94[G01V]

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