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David Roy Winterbottom

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  • Colchester, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Security holograms
    • Patent number 8,189,247
    • Issue date May 29, 2012
    • Ver-Tec Security Systems Limited
    • David Roy Winterbottom
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Apparatus and method for producing a hologram
    • Patent number 8,064,116
    • Issue date Nov 22, 2011
    • Richard Howard Evans
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Optical systems for use in sorting apparatus
    • Patent number 6,191,859
    • Issue date Feb 20, 2001
    • Sortex Limited
    • David Roy Winterbottom
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Pattern scanning device
    • Patent number 5,289,253
    • Issue date Feb 22, 1994
    • Costello; Brendan D.
    • Brendan D. Costello
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents