Patents by Inventor Dave Ng

Dave Ng 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).

  • Bridge for attaching auxiliary lenses
    Publication number: 20060176440
    Abstract: An auxiliary spectacle apparatus is provided wherein auxiliary lenses have a mechanical bridge fastener for releasably engaging the bridge portion of the primary frames in a manner which provides security of attachment in all directions.
    Type: Application
    Filed: October 31, 2001
    Publication date: August 10, 2006
    Inventor: Dave Ng
  • Clip-on auxiliary lenses utilizing an elastic jaw in the shape of half arch
    Patent number: 7048374
    Abstract: An auxiliary spectacle apparatus is provided wherein auxiliary lenses have a elastic clips configured in the shape of a half arch for releasably engaging the primary spectacles.
    Type: Grant
    Filed: October 31, 2001
    Date of Patent: May 23, 2006
    Inventor: Dave Ng
  • Spectacles with peripheral lens support
    Patent number: 6877855
    Abstract: A spectacle apparatus is provided wherein the bridge and sidearms are attached to the lenses of the apparatus using pin-like projections received in blind holes formed in the edge surface of the lenses and a support line inserted in a groove formed in the edge surface of each lens.
    Type: Grant
    Filed: July 8, 2003
    Date of Patent: April 12, 2005
    Inventor: Dave Ng
  • Spectacles with peripheral lens support
    Publication number: 20050007545
    Abstract: A spectacle apparatus is provided wherein the bridge and sidearms are attached to the lenses of the apparatus using pin-like projections received in blind holes formed in the edge surface of the lenses and a support line inserted in a groove formed in the edge surface of each lens.
    Type: Application
    Filed: July 8, 2003
    Publication date: January 13, 2005
    Inventor: Dave Ng
  • Clip-on auxiliary lenses utilizing an elastic jaw in the shape of half arch
    Publication number: 20040051844
    Abstract: An auxiliary spectacle apparatus is provided wherein auxiliary lenses have a elastic clips configured in the shape of a half arch for releasably engaging the primary spectacles.
    Type: Application
    Filed: September 3, 2003
    Publication date: March 18, 2004
    Inventor: Dave Ng
  • Bridge for attaching auxiliary lenses
    Patent number: 6474810
    Abstract: An auxiliary spectacle apparatus is provided wherein auxiliary lenses have a mechanical bridge fastener for releasably engaging the bridge portion of the primary frames in a manner which provides security of attachment in all directions.
    Type: Grant
    Filed: October 31, 2000
    Date of Patent: November 5, 2002
    Inventor: Dave Ng
  • Clip-on auxiliary lenses utilizing an elastic jaw in the shape of half arch
    Patent number: 6341864
    Abstract: An auxiliary spectacle apparatus is provided wherein auxiliary lenses have a elastic clips configured in the shape of a half arch for releasably engaging the primary spectacles.
    Type: Grant
    Filed: October 31, 2000
    Date of Patent: January 29, 2002
    Inventor: Dave Ng