Patents by Inventor Samuel George Hill

Samuel George Hill 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).

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    Patent number: D620983
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: August 3, 2010
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633562
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633563
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633564
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633565
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633566
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633567
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill
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    Patent number: D633568
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: March 1, 2011
    Assignee: Contra Vision Ltd.
    Inventors: G. Roland Hill, Samuel George Hill