Patent assignee · US · COMPANY

Accuray Incorporated

250Patents
205Active
250Granted
58Portfolio score

Filing activity: Jun 7, 1976 → Jun 14, 2023 · 68 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8822934B2 Collimator changer Emerging Cross-Sectional Technologies 1,069 Active
US8093572B2 Integrated variable-aperture collimator and fixed-aperture collimator Human Necessities 999 Active
US6144875A Apparatus and method for compensating for respiratory and patient motion during treatment Human Necessities 672 Expired
US6501981B1 Apparatus and method for compensating for respiratory and patient motions during treatment Human Necessities 633 Expired
US5427097A Apparatus for and method of carrying out stereotaxic radiosurgery and radiotherapy Human Necessities 375 Expired
US7327865B2 Fiducial-less tracking with non-rigid image registration Physics 371 Expired
US7318805B2 Apparatus and method for compensating for respiratory and patient motion during treatment Human Necessities 364 Expired
US5207223A Apparatus for and method of performing stereotaxic surgery Human Necessities 329 Expired
US7505617B2 Fiducial-less tracking with non-rigid image registration Physics 328 Active
US8086299B2 Frameless radiosurgery treatment system and method Human Necessities 282 Active
US8818105B2 Image registration for image-guided surgery Physics 282 Active
US7853313B2 Apparatus and method for radiosurgery Human Necessities 259 Active
US7154991B2 Patient positioning assembly for therapeutic radiation system Human Necessities 231 Expired
US6778850B1 Frameless radiosurgery treatment system and method Human Necessities 208 Expired
US7260426B2 Method and apparatus for tracking an internal target region without an implanted fiducial Human Necessities 201 Expired
US7171257B2 Apparatus and method for radiosurgery Human Necessities 167 Expired
US7231076B2 ROI selection in image registration Physics 141 Expired
US7204640B2 Apparatus and method for registering 2D radiographic images with images reconstructed from 3D scan data Physics 124 Expired
US7166852B2 Treatment target positioning system Human Necessities 122 Expired
US7046765B2 Radiosurgery x-ray system with collision avoidance subsystem Physics 121 Expired
US7187792B2 Apparatus and method for determining measure of similarity between images Physics 114 Expired
US8559596B2 Target Tracking for image-guided radiation treatment Physics 108 Active
US7894649B2 Target tracking using direct target registration Physics 106 Active
US7266176B2 Workspace optimization for radiation treatment delivery system Human Necessities 104 Expired
US7860550B2 Patient positioning assembly Human Necessities 104 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.