Assignee
THOMSON CGR
FR·70 granted patents·1,297 citations·filing 1983–1991
Top patents by PatentIndex Score
70 records- 0194US4559641ARetractable cassette holder for a radiological and radiographic examination apparatusTHOMSON CGR·Filed 1984·Granted Dec 17, 1985·139 cites·9 claims
- 0288US4749257ARadiological installation with adjustable transmission optical attenuatorTHOMSON CGR·Filed 1986·Granted Jun 7, 1988·27 cites·10 claims
- 0387US4675891AX-ray apparatus with focus position controlTHOMSON CGR·Filed 1985·Granted Jun 23, 1987·69 cites·12 claims
- 0486US4686473ADevice for creating and/or receiving an alternating magnetic field for an apparatus using nuclear magnetic resonanceTHOMSON CGR·Filed 1985·Granted Aug 11, 1987·55 cites·16 claims
- 0583US4646148AProcess of compressing a succession of digital data and device for carrying out the sameTHOMSON CGR·Filed 1984·Granted Feb 24, 1987·44 cites·14 claims
- 0680US4670895AX-ray tube with a rotary anode and process for fixing a rotary anode to a support shaftTHOMSON CGR·Filed 1985·Granted Jun 2, 1987·35 cites·13 claims
- 0778US4780901ADevice for the cooling of an x-ray sourceTHOMSON CGR·Filed 1987·Granted Oct 25, 1988·23 cites·10 claims
- 0876US4799250ARotating anode with graphite for X-ray tubeTHOMSON CGR·Filed 1987·Granted Jan 17, 1989·22 cites·5 claims
- 0974US5054044ARadiology installation with a communications networkTHOMSON CGR·Filed 1989·Granted Oct 1, 1991·51 cites·15 claims
- 1074US4736161AHigh frequency antenna for a nuclear magnetic resonance measuring apparatusTHOMSON CGR·Filed 1986·Granted Apr 5, 1988·34 cites·18 claims
- 1171US4734927AEquipped force-convection housing unit for a rotating-anode X-ray tubeTHOMSON CGR·Filed 1985·Granted Mar 29, 1988·18 cites·24 claims
- 1270US4847985AMethod for making a gradient coilTHOMSON CGR·Filed 1986·Granted Jul 18, 1989·16 cites·13 claims
- 1370US4675892AProcess for the control of the position of the focus of an X-ray tube and control apparatus performing said processTHOMSON CGR·Filed 1985·Granted Jun 23, 1987·31 cites·22 claims
- 1470US4633494AMethod of controlling the positioning of a patient with respect to an X-ray device and installation for carrying out such methodTHOMSON CGR·Filed 1985·Granted Dec 30, 1986·25 cites·11 claims
- 1569US4720844AHigh-voltage generating assembly and an X-ray deviceTHOMSON CGR·Filed 1986·Granted Jan 19, 1988·34 cites·8 claims
- 1665US4608707ARotating anode X-ray tube provided with a charge flow deviceTHOMSON CGR·Filed 1984·Granted Aug 26, 1986·11 cites·10 claims
- 1764US4856042ADiaphragm for electromagnet radiation beam and its use in a collimation device for this beamTHOMSON CGR·Filed 1987·Granted Aug 8, 1989·20 cites·10 claims
- 1863US4739269AOrbit antenna for a nuclear magnetic resonance (NMR) imaging apparatusTHOMSON CGR·Filed 1987·Granted Apr 19, 1988·29 cites·6 claims
- 1962US4852002AMethod for adjusting the gray scale in the reproduction of digitized images and a system for carrying out said methodTHOMSON CGR·Filed 1986·Granted Jul 25, 1989·16 cites·7 claims
- 2062US4809701AMethod to measure the molecular diffusion and/or perfusion parameters of live tissueTHOMSON CGR·Filed 1987·Granted Mar 7, 1989·19 cites·8 claims
- 2160US4780674AProcess for imaging by nuclear magnetic resonanceTHOMSON CGR·Filed 1986·Granted Oct 25, 1988·19 cites·24 claims
- 2260US4731807AX-ray examination apparatusTHOMSON CGR·Filed 1986·Granted Mar 15, 1988·60 cites·11 claims
- 2359US4727326AMethod and device for forming images by nuclear magnetic resonanceTHOMSON CGR·Filed 1986·Granted Feb 23, 1988·18 cites·6 claims
- 2458US4792760AReception antenna for optical image formation device using nuclear magnetic resonanceTHOMSON CGR·Filed 1987·Granted Dec 20, 1988·22 cites·9 claims
- 2557US4748429ASolenoidal magnet with homogeneous magnetic fieldTHOMSON CGR·Filed 1985·Granted May 31, 1988·15 cites·3 claims
- 2654US4755754ADevice to fasten and adjust a mandrel for holding gradient coilsTHOMSON CGR·Filed 1987·Granted Jul 5, 1988·15 cites·8 claims
- 2754US4652985AInput regulated high voltage D.C. power supply systemTHOMSON CGR·Filed 1983·Granted Mar 24, 1987·15 cites·4 claims
- 2852US4774487ASolenoidal magnet with high magnetic field homogeneityTHOMSON CGR·Filed 1986·Granted Sep 27, 1988·9 cites·8 claims
- 2951US4916544AMethod and device for compression by the conditional encoding of digital image signals without loss of dataTHOMSON CGR·Filed 1986·Granted Apr 10, 1990·11 cites·4 claims
- 3051US4771467AMethod of identification of arborescent structures in digital images and its application to an image-processing deviceTHOMSON CGR·Filed 1986·Granted Sep 13, 1988·25 cites·3 claims
- 3150US4814733AHigh-voltage transformerTHOMSON CGR·Filed 1987·Granted Mar 21, 1989·10 cites·12 claims
- 3249US4862085AMethod 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 systemTHOMSON CGR·Filed 1985·Granted Aug 29, 1989·9 cites·15 claims
- 3349US4820982ADevice for exploring the inner volume of a cylinder and an investigation system equipped with this deviceTHOMSON CGR·Filed 1987·Granted Apr 11, 1989·10 cites·18 claims
- 3448US5124652AGradient coil used to obtain field homogeneityTHOMSON CGR·Filed 1991·Granted Jun 23, 1992·8 cites·10 claims
- 3548US4808956ACoreless solenoidal magnetTHOMSON CGR·Filed 1985·Granted Feb 28, 1989·8 cites·8 claims
- 3648US4740772AGradient coil for image formation devices using nuclear magnetic resonanceTHOMSON CGR·Filed 1986·Granted Apr 26, 1988·8 cites·11 claims
- 3747US4694253AProcess 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 questionTHOMSON CGR·Filed 1985·Granted Sep 15, 1987·11 cites·14 claims
- 3846US4748648AMethod 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 employedTHOMSON CGR·Filed 1986·Granted May 31, 1988·15 cites·16 claims
- 3945US4739267AMethod for calibrating the amplitude of radiofrequency excitation of a nuclear magnetic resonance imaging apparatusTHOMSON CGR·Filed 1987·Granted Apr 19, 1988·11 cites·9 claims
- 4044US4725803AGradient coil for nuclear magnetic resonance image forming apparatusTHOMSON CGR·Filed 1986·Granted Feb 16, 1988·10 cites·6 claims
- 4144US4670896ARadiology installation with compensating filter(s)THOMSON CGR·Filed 1985·Granted Jun 2, 1987·24 cites·13 claims
- 4243US4700938AExamination table providing linear guidance for an examination panelTHOMSON CGR·Filed 1986·Granted Oct 20, 1987·26 cites·14 claims
- 4341US4739308AMethod for the formatting and unformatting of data resulting from the encoding of digital information using a variable length code and a device for using this methodTHOMSON CGR·Filed 1987·Granted Apr 19, 1988·7 cites·5 claims
- 4440US4773637AExamination table with longitudinally movable topTHOMSON CGR·Filed 1986·Granted Sep 27, 1988·32 cites·14 claims
- 4540US4736176ATransition disk in a solenoidal magnet with Bitter type annular disksTHOMSON CGR·Filed 1986·Granted Apr 5, 1988·5 cites·6 claims
- 4639US4788501AMethod for calibrating a radiofrequency excitation in NMR experimentationTHOMSON CGR·Filed 1987·Granted Nov 29, 1988·8 cites·7 claims
- 4738US4680693AContinuous high d.c. voltage supply particularly for an X-ray emitter tubeTHOMSON CGR·Filed 1986·Granted Jul 14, 1987·12 cites·5 claims
- 4837US5121419AComputer-aided tomography apparatusTHOMSON CGR·Filed 1990·Granted Jun 9, 1992·11 cites·13 claims
- 4937US4794630APicture-tube video-camera radiology installationTHOMSON CGR·Filed 1986·Granted Dec 27, 1988·5 cites·11 claims
- 5036US4780900ARadiogenic tube radiological device with magnetic bearingsTHOMSON CGR·Filed 1986·Granted Oct 25, 1988·7 cites·9 claims
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