Inventor · Palo Alto, CA, US

Robert Klein

42Patents
15h-index
43Co-inventors
81Inventor score

Filing activity: Jan 3, 1983 → Oct 4, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US7433098B2 Document processing system with improved image quality assurance Physics 170 Active
US4856206A Drying center Mechanical Engineering; Lighting; Heating 43 Expired
US5157740A Method for background suppression in an image data processing system Physics 41 Expired
US7376258B2 Image quality assurance system and methodologies in a post-image capture document processing environment Electricity 41 Active
US5339368A Document image compression system and method Electricity 35 Expired
US7167580B2 Image quality assurance systems and methodologies for improving the identification of and access speed to image quality suspects in documents Physics 29 Expired
US5410617A Method for adaptively thresholding grayscale image data Physics 29 Expired
US5029226A Method and apparatus for effecting spot/void filtering of image data Physics 26 Expired
US7245497B2 Modular electronics enclosure Electricity 23 Expired
US5093871A Method and apparatus for effecting background suppression of image data Physics 22 Expired
US5751846A Document image compression system and method Electricity 19 Expired
US5095374A Method and apparatus for lossless compression and decompression of image data Electricity 19 Expired
US5305398A Method and apparatus for scaling image data Physics 17 Expired
US5140444A Image data processor Physics 17 Expired
US7785588B2 Anti-neurturin receptor-A antibody compositions comprising cytokines or neurotrophic factors Emerging Cross-Sectional Technologies 15 Active
US5671774A Rate-of-flow control valve Emerging Cross-Sectional Technologies 14 Expired
US6777196B2 Neurturin receptor Emerging Cross-Sectional Technologies 10 Expired
US7026138B1 Polynucleotides encoding GFRα3 Chemistry; Metallurgy 8 Expired
US5420941A Parallel pipelined image processor Physics 7 Expired
US7600355B1 Unitary molded corner piece method and apparatus Mechanical Engineering; Lighting; Heating 7 Active
US4549072A Proofing or heating cabinet Human Necessities 6 Expired
US5055919A Apparatus for image data transposition and compression/decompression Physics 6 Expired
US6025157A Neurturin receptor Chemistry; Metallurgy 6 Expired
US7691973B2 GFRα3 polypeptides Physics 6 Active
USD713748S1 Tilt sensor General 5 Active

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