Assignee
THOMSON CGR
FR70 patents
Top patents by PatentIndex Score
US4731807AMar 15, 1988
X-ray examination apparatus
THOMSON CGR60 citations95
US4686473AAug 11, 1987
Device for creating and/or receiving an alternating magnetic field for an apparatus using nuclear magnetic resonance
THOMSON CGR55 citations94
US4675891AJun 23, 1987
X-ray apparatus with focus position control
THOMSON CGR69 citations94
US4749257AJun 7, 1988
Radiological installation with adjustable transmission optical attenuator
THOMSON CGR27 citations92
US4700938AOct 20, 1987
Examination table providing linear guidance for an examination panel
THOMSON CGR26 citations91
US4559641ADec 17, 1985
Retractable cassette holder for a radiological and radiographic examination apparatus
THOMSON CGR139 citations91
US4736161AApr 5, 1988
High frequency antenna for a nuclear magnetic resonance measuring apparatus
THOMSON CGR34 citations89
US4771467ASep 13, 1988
Method of identification of arborescent structures in digital images and its application to an image-processing device
THOMSON CGR25 citations88
US4675892AJun 23, 1987
Process for the control of the position of the focus of an X-ray tube and control apparatus performing said process
THOMSON CGR31 citations88
US4646148AFeb 24, 1987
Process of compressing a succession of digital data and device for carrying out the same
THOMSON CGR44 citations88
US4720844AJan 19, 1988
High-voltage generating assembly and an X-ray device
THOMSON CGR34 citations85
US4670895AJun 2, 1987
X-ray tube with a rotary anode and process for fixing a rotary anode to a support shaft
THOMSON CGR35 citations85
US5054044AOct 1, 1991
Radiology installation with a communications network
THOMSON CGR51 citations82
US4847985AJul 18, 1989
Method for making a gradient coil
THOMSON CGR16 citations82
US4670896AJun 2, 1987
Radiology installation with compensating filter(s)
THOMSON CGR24 citations82
US4633494ADec 30, 1986
Method of controlling the positioning of a patient with respect to an X-ray device and installation for carrying out such method
THOMSON CGR25 citations82
US4856042AAug 8, 1989
Diaphragm for electromagnet radiation beam and its use in a collimation device for this beam
THOMSON CGR20 citations81
US4780901AOct 25, 1988
Device for the cooling of an x-ray source
THOMSON CGR23 citations81
US4739269AApr 19, 1988
Orbit antenna for a nuclear magnetic resonance (NMR) imaging apparatus
THOMSON CGR29 citations81
US4809701AMar 7, 1989
Method to measure the molecular diffusion and/or perfusion parameters of live tissue
THOMSON CGR19 citations80
US4773637ASep 27, 1988
Examination table with longitudinally movable top
THOMSON CGR32 citations80
US4843630AJun 27, 1989
Method of bridging between contour elements in an image
THOMSON CGR23 citations78
US4799250AJan 17, 1989
Rotating anode with graphite for X-ray tube
THOMSON CGR22 citations78
US5124652AJun 23, 1992
Gradient coil used to obtain field homogeneity
THOMSON CGR8 citations74
US4862085AAug 29, 1989
Method of regulating the magnetic field delivered by a resistive magnet, a resistive magnet system using this method and an installation for forming images by nuclear magnetic resonance incorporating such a system
THOMSON CGR9 citations74
US4852002AJul 25, 1989
Method for adjusting the gray scale in the reproduction of digitized images and a system for carrying out said method
THOMSON CGR16 citations74
US4820982AApr 11, 1989
Device for exploring the inner volume of a cylinder and an investigation system equipped with this device
THOMSON CGR10 citations74
US4808956AFeb 28, 1989
Coreless solenoidal magnet
THOMSON CGR8 citations74
US4792760ADec 20, 1988
Reception antenna for optical image formation device using nuclear magnetic resonance
THOMSON CGR22 citations74
US4774487ASep 27, 1988
Solenoidal magnet with high magnetic field homogeneity
THOMSON CGR9 citations74
US4748429AMay 31, 1988
Solenoidal magnet with homogeneous magnetic field
THOMSON CGR15 citations74
US4780900AOct 25, 1988
Radiogenic tube radiological device with magnetic bearings
THOMSON CGR7 citations73
US4740772AApr 26, 1988
Gradient coil for image formation devices using nuclear magnetic resonance
THOMSON CGR8 citations73
US4608707AAug 26, 1986
Rotating anode X-ray tube provided with a charge flow device
THOMSON CGR11 citations73
US4727326AFeb 23, 1988
Method and device for forming images by nuclear magnetic resonance
THOMSON CGR18 citations72
US4694253ASep 15, 1987
Process for the modulation of the speed effect of moving parts of a body in a nuclear magnetic resonance density measurement and performance of the process in order to deduce therefrom the speed of the moving parts in question
THOMSON CGR11 citations72
US4814733AMar 21, 1989
High-voltage transformer
THOMSON CGR10 citations71
US4780674AOct 25, 1988
Process for imaging by nuclear magnetic resonance
THOMSON CGR19 citations71
US4734927AMar 29, 1988
Equipped force-convection housing unit for a rotating-anode X-ray tube
THOMSON CGR18 citations71
US5121419AJun 9, 1992
Computer-aided tomography apparatus
THOMSON CGR11 citations70
US4916544AApr 10, 1990
Method and device for compression by the conditional encoding of digital image signals without loss of data
THOMSON CGR11 citations70
US4755754AJul 5, 1988
Device to fasten and adjust a mandrel for holding gradient coils
THOMSON CGR15 citations70
US4788501ANov 29, 1988
Method for calibrating a radiofrequency excitation in NMR experimentation
THOMSON CGR8 citations69
US4739267AApr 19, 1988
Method for calibrating the amplitude of radiofrequency excitation of a nuclear magnetic resonance imaging apparatus
THOMSON CGR11 citations69
US4652985AMar 24, 1987
Input regulated high voltage D.C. power supply system
THOMSON CGR15 citations66
US4748648AMay 31, 1988
Method for automatic determination of exposure of a radiographic film and an automatic film-exposing device for a diagnostic radiology installation in which said method is employed
THOMSON CGR15 citations65
US4725803AFeb 16, 1988
Gradient coil for nuclear magnetic resonance image forming apparatus
THOMSON CGR10 citations65
US4650172AMar 17, 1987
Tilting examination frame
THOMSON CGR13 citations65
US4843323AJun 27, 1989
Device and method for adjusting a radiofrequency antenna of a nuclear magnetic resonance apparatus
THOMSON CGR7 citations63
US4835504AMay 30, 1989
Block for correcting magnetic-field homogeneity and a magnet fitted with blocks of this type
THOMSON CGR3 citations63
Showing the top 50 of 70 patents by PatentIndex Score.