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US Patent 11979536 Halftone screens encoding signatures

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Date Filed
January 30, 2020
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Date of Patent
May 7, 2024
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Patent Application Number
17792618
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Patent Citations
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US Patent 11446949 Virtual teller check system
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US Patent 9361514 Forensic verification from halftone images
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US Patent 9373032 Forensic verification utilizing forensic markings inside halftones
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US Patent 7006256 Watermarked image generator and method of embedding watermarks into an input image
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US Patent 7086666 Identification card with embedded halftone image security feature perceptible in transmitted light
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US Patent 7286682 Show-through watermarking of duplex printed documents
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US Patent 7352879 Conjugate cluster screens for embedding digital watermarks into printed halftone documents
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US Patent 7719733 Diffractive security element comprising a half-tone picture
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US Patent 7952767 Method for coherent watermark insertion and detection in color halftone images
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US Patent 8171567 Authentication method and system
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Patent Inventor Names
Gideon Amir
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Tadej Turk
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
11979536
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Patent Primary Examiner
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Scott A Rogers
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