Inventor
DORRI BIZHAN
US44 patents
Patents
44 patentsUS5565831AOct 15, 1996
Shielded and open MRI magnet
GEN ELECTRIC74 citations96
US5563566AOct 8, 1996
Cryogen-cooled open MRI superconductive magnet
GEN ELECTRIC63 citations96
US5416415AMay 16, 1995
Over-shoulder MRI magnet for human brain imaging
GEN ELECTRIC78 citations96
US5410287AApr 25, 1995
Open MRI magnet with uniform magnetic field
GEN ELECTRIC72 citations96
US5045794ASep 3, 1991
Method of optimizing passive shim placement in magnetic resonance magnets
GEN ELECTRIC55 citations96
US5006804AApr 9, 1991
Method of optimizing shim coil current selection in magnetic resonance magnets
GEN ELECTRIC63 citations94
US5760585AJun 2, 1998
Method for actively and passively shimming a magnet
GEN ELECTRIC24 citations93
US5574417ANov 12, 1996
Open MRI magnet with homogeneous imaging volume
GEN ELECTRIC35 citations93
US5568104AOct 22, 1996
Open MRI superconductive magnet with cryogenic-fluid cooling
GEN ELECTRIC22 citations93
US5442928AAug 22, 1995
Hybrid cooling system for a superconducting magnet
GEN ELECTRIC41 citations93
US5428292AJun 27, 1995
Pancake MRI magnet with modified imaging volume
GEN ELECTRIC49 citations93
US5304934AApr 19, 1994
Superconducting magnet for imaging human limbs
GEN ELECTRIC37 citations93
US5278502AJan 11, 1994
Refrigerated superconducting MR magnet with integrated cryogenic gradient coils
GEN ELECTRIC43 citations93
US5225782AJul 6, 1993
Eddy current free MRI magnet with integrated gradient coils
GEN ELECTRIC30 citations93
US5179338AJan 12, 1993
Refrigerated superconducting MR magnet with integrated gradient coils
GEN ELECTRIC36 citations93
US5093645AMar 3, 1992
Superconductive switch for conduction cooled superconductive magnet
GEN ELECTRIC28 citations93
US4926647AMay 22, 1990
Cryogenic precooler and cryocooler cold head interface receptacle
GEN ELECTRIC39 citations93
US4848311AJul 18, 1989
Method and apparatus for reducing side panel hot spots in a kitchen range
GEN ELECTRIC25 citations93
US6100780AAug 8, 2000
Cryogenic-fluid-cooled open MRI magnet with uniform magnetic field
GEN ELECTRIC36 citations92
US5721523AFeb 24, 1998
Compact MRI superconducting magnet
GEN ELECTRIC27 citations92
US5651256AJul 29, 1997
Superconductive magnet having a thermal shield
GEN ELECTRIC46 citations92
US5568110AOct 22, 1996
Closed MRI magnet having reduced length
GEN ELECTRIC22 citations92
US5539366AJul 23, 1996
Magnet having contoured pole faces for magnetic field homogeneity
GEN ELECTRIC28 citations92
US5517169AMay 14, 1996
Superconducting magnet with magnetic shielding
GEN ELECTRIC29 citations92
US5446434AAug 29, 1995
Magnet having pole faces with trapezoidal-shaped shims
GEN ELECTRIC25 citations92
US5396207AMar 7, 1995
On-shoulder MRI magnet for human brain imaging
GEN ELECTRIC41 citations92
US5345208ASep 6, 1994
Pole face design for a C-shaped superconducting magnet
GEN ELECTRIC24 citations91
US5317298AMay 31, 1994
Apparatus and method for passive shimming of a superconducting magnet which images human limbs
GEN ELECTRIC20 citations91
US5594401AJan 14, 1997
Closed superconductive magnet with uniform imaging volume
GEN ELECTRIC18 citations84
US5677854AOct 14, 1997
Method for passively shimming a magnet
GEN ELECTRIC15 citations74
US5623430AApr 22, 1997
Method for passively shimming an open magnet
GEN ELECTRIC7 citations74
US5568102AOct 22, 1996
Closed superconductive magnet with homogeneous imaging volume
GEN ELECTRIC15 citations74
US5521571AMay 28, 1996
Open MRI magnet with uniform imaging volume
GEN ELECTRIC17 citations74
US5517168AMay 14, 1996
Superconducting magnet with magnetic shielding
GEN ELECTRIC18 citations74
US5410288AApr 25, 1995
Persistent superconducting switch for a superconducting magnet for imaging human limbs
GEN ELECTRIC13 citations74
US5317296AMay 31, 1994
Demountable conduction cooled current leads for refrigerated superconducting magnets
GEN ELECTRIC18 citations74
US5280884AJan 25, 1994
Heat reflectivity control for atomization process
GEN ELECTRIC15 citations74
US5253413AOct 19, 1993
Method for making a superconducting joint for a superconducting magnet which images human limbs
GEN ELECTRIC10 citations73
US4956608ASep 11, 1990
Apparatus for propagating a quench in a superconducting magnet
GEN ELECTRIC16 citations73
US4926646AMay 22, 1990
Cryogenic precooler for superconductive magnets
GEN ELECTRIC12 citations73
US5439543AAug 8, 1995
Apparatus and method for passive shimming of a superconducting magnet which images human limbs
GEN ELECTRIC11 citations72
US5140266AAug 18, 1992
Apparatus and method for the non-destructive evaluation of a bifilar superconducting winding
GEN ELECTRIC6 citations63
US5635838AJun 3, 1997
Method for operating a superconductive magnet
GEN ELECTRIC1 citations51
US5396171AMar 7, 1995
Field mapping fixture for a superconducting magnet for imaging human limbs
GEN ELECTRIC0 citations51