Inventor · Fort Collins, CO, US

Kurt Spears

55Patents
7h-index
37Co-inventors
72Inventor score

Filing activity: Jun 25, 1986 → May 5, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4802030A Head-tape alignment apparatus with a tape edge find operation Physics 39 Expired
US6465801B1 Dust and scratch detection for an image scanner Physics 29 Expired
US7298414B2 Digital camera autofocus using eye focus measurement Electricity 16 Expired
US7016604B2 Autofocus using a holographic aperture element Physics 12 Expired
US6961158B2 Photosensor assembly with shared structures Electricity 9 Expired
US7433097B2 Optical image scanner with moveable calibration target Electricity 9 Expired
US6894812B1 Photosensor assembly with shared structures Electricity 8 Expired
US6760139B2 Optical image scanner with lens arrays that are non-perpendicular to the image being scanned Physics 6 Expired
US7027193B2 Controller for photosensor array with multiple different sensor areas Electricity 6 Expired
US7646514B2 Scanning method and system Electricity 6 Active
US7333250B2 Image scanner with a single motor providing two-dimensional movement of photosensors Electricity 6 Expired
US8982261B2 Imaging with interleaved detection accumulations Physics 6 Active
US6940063B2 Optical image scanner with variable focus Electricity 6 Expired
US9769347B2 Image capturing method Electricity 5 Active
US7071983B2 System and method for controlling photosensitive charge transfers Electricity 5 Expired
US8421873B2 System comprising two lamps and an optical sensor Electricity 5 Active
US7991281B1 Illumination source having programmable rise and fall times Emerging Cross-Sectional Technologies 5 Active
US6566647B1 Exposure timing alignment for color specific exposure times Electricity 4 Expired
US6683704B1 Apparatus for determining the best image from a dual resolution photo sensor Electricity 4 Expired
US7355193B2 Dust and scratch detection for an image scanner Physics 4 Expired
US7433092B2 Transparency media adapter and methods of use thereof Electricity 3 Active
US7253427B2 Automatic object plane detection system and method Electricity 3 Expired
US9229583B2 Object location determination including writing pressure information of a stylus Physics 3 Active
US7154545B2 Image scanner photosensor assembly with improved spectral accuracy and increased bit-depth Electricity 3 Expired
US7265881B2 Method and apparatus for measuring assembly and alignment errors in sensor assemblies Electricity 2 Expired

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