Inventor · Erlangen, DE

Stefan Popescu

125Patents
22h-index
77Co-inventors
93Inventor score

Filing activity: Mar 4, 1997 → Jun 7, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7639786B2 X-ray optical transmission grating of a focus-detector arrangement of an X-ray apparatus for generating projective or tomographic phase contrast recordings of a subject Physics 76 Active
US6744846B2 Method and apparatus for automatic exposure control in CT scanning Human Necessities 67 Expired
US7817777B2 Focus detector arrangement and method for generating contrast x-ray images Physics 63 Active
US7492871B2 Focus/detector system of an x-ray apparatus for generating phase contrast recordings Physics 63 Active
US7486770B2 Focus-detector arrangement of an X-ray apparatus for generating projective or tomographic phase contrast recordings Physics 63 Active
US6501828B1 Method and apparatus for influencing X-rays in a beam path Physics 62 Expired
US7646843B2 Method for producing projective and tomographic phase contrast images with the aid of an X-ray system Human Necessities 61 Active
US7564941B2 Focus-detector arrangement for generating projective or tomographic phase contrast recordings with X-ray optical gratings Physics 60 Active
US7522698B2 Focus/detector system of an X-ray apparatus for generating phase contrast recordings Physics 58 Active
US7983381B2 X-ray CT system for x-ray phase contrast and/or x-ray dark field imaging Physics 56 Active
US8009796B2 X-ray CT system to generate tomographic phase contrast or dark field exposures Physics 55 Active
US5867555A Adaptive dose modulation during CT scanning Physics 55 Expired
US7522708B2 Focus/detector system of an X-ray apparatus for generating phase contrast recordings Physics 55 Active
US7945018B2 Method for producing projective and tomographic images using an X-ray system Physics 54 Active
US8005185B2 Method to determine phase and/or amplitude between interfering, adjacent x-ray beams in a detector pixel in a talbot interferometer Physics 49 Active
US8374309B2 Arrangement and method for projective and/or tomographic phase-contrast imaging using X-ray radiation Human Necessities 49 Active
US5822393A Method for adaptively modulating the power level of an x-ray tube of a computer tomography (CT) system Human Necessities 48 Expired
US7453981B2 Focus-detector arrangement with X-ray optical grating for phase contrast measurement Physics 46 Active
US7433444B2 Focus-detector arrangement of an X-ray apparatus for generating projective or tomographic phase contrast recordings Physics 46 Active
US6507639B1 Method and apparatus for modulating the radiation dose from x-ray tube Electricity 41 Expired
US7440542B2 Method and measuring arrangement for nondestructive analysis of an examination object by means of x-radiation Physics 31 Active
US8165270B2 X-ray optical grating and method for the production thereof, and X-ray detector embodying same Emerging Cross-Sectional Technologies 27 Active
US7653177B2 Measurement system and method for the noninvasive determination of properties of an object to be examined and contrast medium X-ray phase-contrast measurement Physics 20 Active
US7240251B2 Method and system for data transmission in a CT device, with integrated error monitoring and diagnosis Human Necessities 15 Expired
US7738632B2 X-ray tube with transmission anode Electricity 15 Active

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