Inventor · Middlefield, CT, US

Steven J. Plummer

23Patents
10h-index
28Co-inventors
75Inventor score

Filing activity: Oct 19, 1981 → Aug 8, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5838009A Variable angle multiple detector nuclear medicine gantry Human Necessities 66 Expired
US5600145A Emission/transmission device for use with a dual head nuclear medicine gamma camera with the transmission source located behind the emission collimator Physics 57 Expired
US5638817A Gamma camera split collimator collimation method and apparatus Physics 43 Expired
US5717212A Three detector head gamma camera system with independently circumferentially positionable detector heads Physics 36 Expired
US5097132A Nuclear medicine camera system with improved gantry and patient table Human Necessities 29 Expired
US5929446A Configurable multiple detector nuclear medicine gantry Human Necessities 27 Expired
US6114701A Configurable multiple detector nuclear medicine gantry Human Necessities 19 Expired
US5097131A Nuclear medicine camera gantry system with vertically stored collimators Fixed Constructions 16 Expired
US7827635B2 Subject table for isolation environment Emerging Cross-Sectional Technologies 15 Active
US8822931B2 PET detector modules utilizing overlapped light guides Emerging Cross-Sectional Technologies 14 Active
US5569924A Transformable dual head spect camera system Physics 8 Expired
US6060712A Scanning line source for gamma camera Human Necessities 6 Expired
US4888486A Scanning nuclear camera with automatic orbit shape modification Physics 4 Expired
US4943726A Tomographic and whole body imaging table Human Necessities 4 Expired
US10478137B2 Multiple imaging modality imaging apparatus Human Necessities 2 Active
US5374796A Contact sensor with improved sensitivity Electricity 2 Expired
US9750472B2 Swivel gantry for multi-modal imaging systems Human Necessities 1 Active
US4424586A X-Ray examination apparatus Human Necessities 0 Expired
US11770572B1 Content distribution platform for uploading and linking content to products and services Electricity 0 Active
US12034992B1 Content distribution platform for uploading and linking content to products and services Electricity 0 Active
US4416021A X-Ray examination apparatus Human Necessities 0 Expired
US11770567B1 Content distribution platform for upload and linking content to products and services Electricity 0 Active
US11174964B2 Position transmitter assemblies for use with actuators Mechanical Engineering; Lighting; Heating 0 Active

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