Inventor · Madison, WI, US

Kenneth J. Ruchala

30Patents
24h-index
36Co-inventors
85Inventor score

Filing activity: Mar 9, 2001 → Jan 29, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6661870B2 Fluence adjustment for improving delivery to voxels without reoptimization Human Necessities 170 Expired
US7639853B2 Method of and system for predicting dose delivery Human Necessities 128 Active
US6618467B1 Megavoltage computed tomography during radiotherapy Human Necessities 126 Expired
US7839972B2 System and method of evaluating dose delivered by a radiation therapy system Human Necessities 118 Active
US8406844B2 Method for modification of radiotherapy treatment delivery Human Necessities 94 Active
US7574251B2 Method and system for adapting a radiation therapy treatment plan based on a biological model Human Necessities 82 Active
US7302038B2 Correction of patient rotation errors in radiotherapy using couch translation Human Necessities 79 Expired
US8467497B2 System and method for motion adaptive optimization for radiation therapy delivery Human Necessities 69 Active
US7801269B2 Method and apparatus for calibrating a radiation therapy treatment system Human Necessities 68 Active
US7773788B2 Method and system for evaluating quality assurance criteria in delivery of a treatment plan Human Necessities 67 Active
US7639854B2 Method and system for processing data relating to a radiation therapy treatment plan Human Necessities 67 Active
US8509383B2 System and method for motion adaptive optimization for radiation therapy delivery Human Necessities 64 Active
US7643661B2 Method and system for evaluating delivered dose Human Necessities 62 Active
US6915005B1 Method for reconstruction of limited data images using fusion-aligned reprojection and normal-error-aligned reprojection Human Necessities 62 Expired
US7567694B2 Method of placing constraints on a deformation map and system for implementing same Human Necessities 61 Active
US8767917B2 System and method of delivering radiation therapy to a moving region of interest Human Necessities 60 Active
US8232535B2 System and method of treating a patient with radiation therapy Human Necessities 60 Active
US8442287B2 Method and system for evaluating quality assurance criteria in delivery of a treatment plan Human Necessities 55 Active
US7046831B2 System and method for fusion-aligned reprojection of incomplete data Human Necessities 54 Expired
US7609809B2 System and method of generating contour structures using a dose volume histogram Human Necessities 54 Active
US9731148B2 Radiation therapy imaging and delivery utilizing coordinated motion of gantry and couch Human Necessities 44 Active
US8401148B2 Non-voxel-based broad-beam (NVBB) algorithm for intensity modulated radiation therapy dose calculation and plan optimization Human Necessities 36 Active
US8577115B2 Method and system for improved image segmentation Physics 27 Active
US8229068B2 System and method of detecting a breathing phase of a patient receiving radiation therapy Human Necessities 24 Active
US8222616B2 Method for adapting fractionation of a radiation therapy dose Human Necessities 17 Active

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