Inventor · Bethesda, MD, US

Kent Johnson

21Patents
9h-index
22Co-inventors
75Inventor score

Filing activity: Jul 22, 1987 → Apr 14, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6977722B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 211 Expired
USD650392S1 Graphic user interface for a display panel or screen General 201 Expired
US7981362B2 Modular assay plates, reader systems and methods for test measurements Performing Operations; Transporting 158 Active
US7858321B2 Methods and apparatus for conducting multiple measurements on a sample Emerging Cross-Sectional Technologies 116 Expired
US7842246B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 100 Expired
US10126242B2 Pure spectrum extraction from biological samples in fluorescence multispectral imaging Physics 42 Active
US5303064A Image scanner with calibration mechanism to obtain full dynamic range and compensated linear output Electricity 23 Expired
US8790578B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 22 Active
US8361385B2 Modular assay plates, reader systems and methods for test measurements Performing Operations; Transporting 12 Active
USD1012094S1 Display panel or screen with a graphical user interface General 9 Active
US9664613B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 5 Active
US4907280A Slide scanner Electricity 5 Expired
US8808627B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 3 Active
US8845963B2 Modular assay plates, reader systems and methods for test measurements Performing Operations; Transporting 3 Active
US9034263B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 1 Active
US11307142B2 Multispectral sample imaging Physics 1 Active
US10539501B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 1 Active
US10782227B2 Assay plates, reader systems and methods for luminescence test measurements Emerging Cross-Sectional Technologies 0 Active
US11835463B2 Multispectral sample imaging General 0 Revoked
US9354230B2 Methods and apparatus for conducting multiple measurements on a sample Emerging Cross-Sectional Technologies 0 Active
US11879843B2 Multispectral sample imaging Physics 0 Active

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