Patents by Inventor David Mandelzweig

David Mandelzweig 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).

  • Apparatus for allowing handheld wireless devices to communicate voice and information over preexisting telephone lines
    Publication number: 20050152337
    Abstract: Communication apparatus for interfacing between wired and wireless voice/data generating/receiving apparatuses and a physical telephone line of a communication network that comprises a telephone outlet, which is mounted within a wall of a building and includes first and second connecting means. These connecting means are electrically connected to each other and to the physical telephone line. The second connecting means allow connecting a wired telephone apparatus to the telephone line. A detachable module is designed to be completely embedded within the telephone outlet, whenever inserted into the outlet, mechanically fits into, and electrically adapted to cooperate with the outlet.
    Type: Application
    Filed: January 14, 2004
    Publication date: July 14, 2005
    Applicant: Wireless Roots LTD.
    Inventors: Leonard Wurtzel, Edward Ehrlich, David Mandelzweig