Inventor · Hanstedt, DE

Michael Grass

187Patents
18h-index
163Co-inventors
89Inventor score

Filing activity: Mar 13, 1998 → Jul 3, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9001963B2 Method and apparatus for generating computed tomography images with offset detector geometries Physics 258 Active
US7539529B2 Apparatus for angiographic X-ray photography Human Necessities 94 Expired
US7505551B2 Method and device for flow reconstruction Human Necessities 89 Expired
US6282256A Computed tomography method utilizing a conical radiation beam Emerging Cross-Sectional Technologies 85 Expired
US7813549B2 Image segmentation in a volume data set Physics 60 Active
US6865248B1 Method and device for acquiring a three-dimensional image data set of a moving organ of the body Human Necessities 44 Expired
US8364984B2 Portable secure data files Physics 34 Active
US9280837B2 Angiographic image acquisition system and method with automatic shutter adaptation for yielding a reduced field of view covering a segmented target structure or lesion for decreasing X-radiation dose in minimally invasive X-ray-guided interventions Physics 32 Active
US8689015B2 Portable secure data files Physics 30 Active
US6285733A Computed tomography method utilizing a conical radiation beam Emerging Cross-Sectional Technologies 30 Expired
US6785356B2 Fluoroscopic computed tomography method Emerging Cross-Sectional Technologies 28 Expired
US9087404B2 Reconstruction for cone-beam computed tomography imaging with off-center flat panel detector Physics 27 Active
US10052032B2 Stenosis therapy planning Physics 26 Active
US8442184B2 Spectral CT Human Necessities 24 Active
US10258303B2 Apparatus for determining a fractional flow reserve value Human Necessities 23 Active
US6426989B2 Computed tomography method Emerging Cross-Sectional Technologies 21 Expired
US6823204B2 Method of imaging the blood flow in a vascular tree Physics 21 Expired
US6996204B2 Sequential computed tomography method Emerging Cross-Sectional Technologies 20 Expired
US7630528B2 Motion compensation Physics 16 Active
US10368819B2 Stenosis assessment Physics 14 Active
US7545903B2 Reconstruction of an image of a moving object from volumetric data Physics 13 Expired
US7668289B2 Energy-resolved photon counting for CT Physics 13 Active
US11031136B2 Assistance device and method for an interventional hemodynamic measurement Physics 13 Active
US8009885B2 Image processing device and method for blood flow imaging Physics 12 Active
US11282170B2 Contrast injection imaging Human Necessities 11 Active

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