Inventor · Durham, NC, US

Stephen J. Riederer

50Patents
15h-index
39Co-inventors
84Inventor score

Filing activity: Apr 24, 1981 → Jan 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4542459A Matched filter for x-ray hybrid subtraction Emerging Cross-Sectional Technologies 68 Expired
US4504908A Matched filter for X-ray temporal subtraction Emerging Cross-Sectional Technologies 59 Expired
US4830012A High speed NMR imaging method and apparatus Physics 51 Expired
US5122747A Spiral three-dimensional fourier transform NMR scan Physics 50 Expired
US5363844A Breath-hold monitor for MR imaging Physics 45 Expired
US4367490A Noise reduction in digital fluoroscopy systems Electricity 44 Expired
US4482918A Method and apparatus for X-ray image subtraction Human Necessities 43 Expired
US4739766A NMR blood vessel imaging method and apparatus Physics 38 Expired
US4551800A Integrated hybrid image remasking in a subtraction angiography method Emerging Cross-Sectional Technologies 26 Expired
US6275035A Method for using three points to define a 2D MR imaging section Physics 24 Expired
US6472872B1 Real-time shimming of polarizing field in magnetic resonance system Physics 23 Expired
US5912557A Centric phase encoding order for 3D NMR data acquisition Physics 20 Expired
US4986272A NMR imaging with variable repetition Physics 18 Expired
US6912415B2 Method for acquiring MRI data from a large field of view using continuous table motion Physics 17 Expired
US5729140A Suppression of artifacts in NMR images by correlation of two NEX acquistions Physics 17 Expired
US4641095A Determination of T1 relaxation times used in automated nuclear magnetic resonance image synthesis Physics 15 Expired
US4634979A Automated nuclear magnetic resonance image synthesis Physics 14 Expired
US4573014A NMR Imaging method and apparatus Physics 13 Expired
US4399457A X-Ray image digital subtraction system Electricity 12 Expired
US4717879A Pulse sequence for NMR image acquisition Physics 11 Expired
US6459264B1 Real-time embedded magnetic resonance fluoroscopy Physics 10 Expired
US4496985A Line-locked digital fluorography system Electricity 10 Expired
US4472829A Radiographic phantom with iodinated channels Electricity 9 Expired
US6201986A Synchronized K-space sampling in magnetic resonance angiography Physics 9 Expired
US6198960A Flip angle modulated magnetic resonance angiography Physics 8 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.