Patents by Inventor Robert Chann

Robert Chann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Interactive sculpting for volumetric exploration and feature extraction
    Patent number: 6995763
    Abstract: The present invention provides a system of extracting a visual feature from a dataset, comprising a storage means for storing said dataset; retrieval means for retrieving said dataset from said storage means; display means for displaying an image of said retrieval dataset; means for defining a block of voxels corresponding to a selected portion of said displayed dataset, said block containing said visual feature therein; means for removing from said block voxels not containing said visual feature, to generate a feature block; means for generating a mask from said feature block; and means for rendering said dataset using said mask. A method of extracting visual features is also provided.
    Type: Grant
    Filed: July 23, 2001
    Date of Patent: February 7, 2006
    Assignee: Cedara Software Corp.
    Inventors: Claudio Gatti, Vittorio Accomazzi, Robert Chann
  • Interactive sculpting for volumetric exploration and feature extraction
    Publication number: 20020009224
    Abstract: The present invention provides a system of extracting a visual feature from a dataset, comprising a storage means for storing said dataset; retrieval means for retrieving said dataset from said storage means; display means for displaying an image of said retrieval dataset; means for defining a block of voxels corresponding to a selected portion of said displayed dataset, said block containing said visual feature therein; means for removing from said block voxels not containing said visual feature, to generate a feature block; means for generating a mask from said feature block; and means for rendering said dataset using said mask. A method of extracting visual features is also provided.
    Type: Application
    Filed: July 23, 2001
    Publication date: January 24, 2002
    Inventors: Claudio Gatti, Vittorio Accomazzi, Robert Chann