P

Inventor

DUMOULIN CHARLES L

US71 patents
⚠️ This page may combine multiple inventors who share the name “DUMOULIN CHARLES L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEN ELECTRIC

47 patents
US5577502ANov 26, 1996

Imaging of interventional devices during medical procedures

GEN ELECTRIC461 citations99
US5526812AJun 18, 1996

Display system for enhancing visualization of body structures during medical procedures

GEN ELECTRIC650 citations99
US5445150AAug 29, 1995

Invasive system employing a radiofrequency tracking system

GEN ELECTRIC400 citations99
US5443066AAug 22, 1995

Invasive system employing a radiofrequency tracking system

GEN ELECTRIC439 citations99
US5437277AAug 1, 1995

Inductively coupled RF tracking system for use in invasive imaging of a living body

GEN ELECTRIC518 citations99
US5419325AMay 30, 1995

Magnetic resonance (MR) angiography using a faraday catheter

GEN ELECTRIC272 citations99
US5377678AJan 3, 1995

Tracking system to follow the position and orientation of a device with radiofrequency fields

GEN ELECTRIC751 citations99
US5353795AOct 11, 1994

Tracking system to monitor the position of a device using multiplexed magnetic resonance detection

GEN ELECTRIC305 citations99
US5318025AJun 7, 1994

Tracking system to monitor the position and orientation of a device using multiplexed magnetic resonance detection

GEN ELECTRIC595 citations99
US5307808AMay 3, 1994

Tracking system and pulse sequences to monitor the position of a device using magnetic resonance

GEN ELECTRIC266 citations99
US5271400ADec 21, 1993

Tracking system to monitor the position and orientation of a device using magnetic resonance detection of a sample contained within the device

GEN ELECTRIC454 citations99
US5265610ANov 30, 1993

Multi-planar X-ray fluoroscopy system using radiofrequency fields

GEN ELECTRIC521 citations99
US5255680AOct 26, 1993

Automatic gantry positioning for imaging systems

GEN ELECTRIC468 citations99
US5251635AOct 12, 1993

Stereoscopic X-ray fluoroscopy system using radiofrequency fields

GEN ELECTRIC487 citations99
US5211165AMay 18, 1993

Tracking system to follow the position and orientation of a device with radiofrequency field gradients

GEN ELECTRIC999 citations99
US5447156ASep 5, 1995

Magnetic resonance (MR) active invasive devices for the generation of selective MR angiograms

GEN ELECTRIC141 citations98
US5365927ANov 22, 1994

Magnetic resonance imaging system with pointing device

GEN ELECTRIC165 citations97
US5617859AApr 8, 1997

Apparatus and methods for magnetic resonance (MR) imaging of cavities using fluids polarized at low temperatures

GEN ELECTRIC87 citations96
US5445151AAug 29, 1995

Method for blood flow acceleration and velocity measurement using MR catheters

GEN ELECTRIC71 citations96
US5226113AJul 6, 1993

Method and apparatus for volumetric projection rendering using reverse ray casting

GEN ELECTRIC83 citations96
US5578924ANov 26, 1996

Methods for the simultaneous detection of multiple magnetic resonance images

GEN ELECTRIC28 citations93
US5548216AAug 20, 1996

Methods for the simultaneous detection of multiple magnetic resonance images using phase modulated excitation

GEN ELECTRIC32 citations93
US5479925AJan 2, 1996

Magnetic resonance (MR) angiography in a low-field imaging magnet

GEN ELECTRIC49 citations93
US5446384AAug 29, 1995

Simultaneous imaging of multiple spectroscopic components with magnetic resonance

GEN ELECTRIC53 citations93
US5363042ANov 8, 1994

Methods for measurement of longitudinal spin relaxation times in moving liquids

GEN ELECTRIC21 citations93
US5335660AAug 9, 1994

Magnetic resonance method of measuring kidney filtration rates

GEN ELECTRIC21 citations93
US5285261AFeb 8, 1994

Dual interferometer spectroscopic imaging system

GEN ELECTRIC43 citations93
US5233298AAug 3, 1993

Quantitative measurement of blood flow at multiple positions using comb excitation and fourier velocity encoding

GEN ELECTRIC41 citations93
US5060248AOct 22, 1991

Scanning analysis and imaging system with modulated electro-magnetic energy source

GEN ELECTRIC43 citations93
US5038784AAug 13, 1991

Multiple-echo angiography with enhanced signal-to-noise ratio

GEN ELECTRIC25 citations93
US5038783AAug 13, 1991

Multiple gradient echo pulse sequence for acquisition of NMR angiograms

GEN ELECTRIC24 citations93
US4918386AApr 17, 1990

Method for simultaneously obtaining three-dimensional NMR angiograms and stationary tissue NMR images

GEN ELECTRIC23 citations93
US4849697AJul 18, 1989

Three-dimensional magnetic resonance flow-contrast angiography with suppression of stationary material

GEN ELECTRIC34 citations93
US4800889AJan 31, 1989

Rapid-scan NMR angiography

GEN ELECTRIC32 citations93
US4796635AJan 10, 1989

Multiple-echo, multiple-view NMR angiography

GEN ELECTRIC38 citations93
US4701708AOct 20, 1987

Polarization transfer by selective homonuclear technique for suppression of uncoupled spins in NMR spectroscopy

GEN ELECTRIC32 citations93
US4680546AJul 14, 1987

Methods of, and pulse sequences for, the supression of undesired resonances by generation of quantum coherence in NMR imaging and spectroscopy

GEN ELECTRIC50 citations93
US5626137AMay 6, 1997

Apparatus and methods for magnetic resonance (MR) angiography using fluids polarized at low temperatures

GEN ELECTRIC38 citations92
US5233299AAug 3, 1993

Projection methods for producing two-dimensional images from three-dimensional data

GEN ELECTRIC36 citations92
US5133357AJul 28, 1992

Quantitative measurement of blood flow using cylindrically localized fourier velocity encoding

GEN ELECTRIC60 citations91
US4714081ADec 22, 1987

Methods for NMR angiography

GEN ELECTRIC36 citations91
US5541512AJul 30, 1996

Method for the prevention of registration artifacts due to motion in magnetic resonance images

GEN ELECTRIC19 citations84
US5611340AMar 18, 1997

Apparatus and methods for magnetic resonance (MR) angiography using hydrogen polarized at low temperatures

GEN ELECTRIC15 citations74
US5603320AFeb 18, 1997

Magnetic resonance (MR) angiography using an integrated polarizing and imaging magnet

GEN ELECTRIC13 citations74
US5469059ANov 21, 1995

Method for the simultaneous detection of acceleration and velocity distribution in moving fluids

GEN ELECTRIC15 citations74
US5436562AJul 25, 1995

Methods for the simultaneous detection of multiple components of motion in moving fluids

GEN ELECTRIC14 citations74
US5406377AApr 11, 1995

Spectroscopic imaging system using a pulsed electromagnetic radiation source and an interferometer

GEN ELECTRIC18 citations74

DUMOULIN CHARLES L

2 patents

CHILDREN'S HOSPITAL MEDICAL CENTER

1 patent

Showing the top 50 of 71 patents by PatentIndex Score.