Toshiba America MRI, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 16224
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 1268
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 3156
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H01P WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE 159

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7587231 Water fat separated magnetic resonance imaging method and system using steady-state free-precessionJan 09, 04Sep 08, 09[A61B]
7218110 Method and apparatus for diffusion magnetic resonance imaging with the effects of eddy currents compensatedSep 02, 05May 15, 07[G01V]
7141972 Water-fat separation for fast spin echo imaging in an inhomogeneous field with progressive encodingNov 05, 04Nov 28, 06[G01V]
6933720 Sequence preconditioning for ultra-fast magnetic resonance imagingDec 11, 01Aug 23, 05[A61B, G01V]
6751496 Inherently de-coupled sandwiched solenoidal array coilAug 24, 01Jun 15, 04[A61B]
6741879 Acoustic gating monitor for magnetic resonance imaging systemMay 06, 03May 25, 04[A61B]
6701177 Flexible, region-selectable inherently de-coupled sandwiched solenoidal array coilOct 30, 02Mar 02, 04[A61B]
6701178 Inherently de-coupled sandwiched solenoidal array coilOct 30, 02Mar 02, 04[A61B]
6690961 Apparatus and method for transition between fluoro-mode and diagnostic mode magnetic resonance imagingMay 12, 00Feb 10, 04[A61B]
6640126 Acoustic gating monitor for magnetic resonance imaging systemFeb 26, 01Oct 28, 03[A61B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7116105 Magnetic field mapping during SSFP using phase-incremented or frequency-shifted magnitude imagesExpiredApr 01, 05Oct 03, 06[G01V]
6989672 Measurement and correction of gradient-induced cross-term magnetic fields in an EPI sequenceExpiredOct 08, 04Jan 24, 06[G01V]
6836113 Measurement and correction of gradient-induced cross-term magnetic fields in an EPI sequenceExpiredJan 22, 03Dec 28, 04[G01V]
2001/0054,898 MAGNETIC RESONANCE IMAGING COMPENSATED FOR VERY RAPID VARIATIONS IN STATIC MAGNETIC FIELDAbandonedMar 10, 99Dec 27, 01[G01V]
6198962 Quadrature detection coil for interventional MRIExpiredNov 25, 98Mar 06, 01[A61B]
6163717 Open structure breast coil and support arrangement for interventional MRIExpiredNov 25, 98Dec 19, 00[A61B]
6011393 Self-supporting RF coil for MRIExpiredJun 26, 97Jan 04, 00[G01R]
5864236 Open configuration MRI magnetic flux pathExpiredJul 05, 96Jan 26, 99[G01V]
D350825 Housing with straps for a shoulder coil for a magnetic resonance imaging deviceExpiredMar 30, 92Sep 20, 94[]
5196797 Method of correcting an asymmetry in an NMR radio frequency coil and an improved radio frequency coil having N-fold symmetry and reduced eddy currentExpiredOct 31, 90Mar 23, 93[G01R]
5072182 Fourier shifting of voxel boundaries in MR chemical shift imaging spectroscopyExpiredJul 13, 89Dec 10, 91[G01R]
5041790 Dual-tuned RF coil for MRI spectroscopyExpiredJan 16, 90Aug 20, 91[G01R]
4899109 Method and apparatus for automated magnetic field shimming in magnetic resonance spectroscopic imagingExpiredAug 17, 88Feb 06, 90[G01R]
4684894 NMR surface coil positioning deviceExpiredMay 12, 86Aug 04, 87[G01R]
4437053 Gradient power supplyExpiredMay 10, 82Mar 13, 84[G05F]

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