Patents by Inventor Mitch A. Markow

Mitch A. Markow 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).

  • Ported speaker enclosure of a portable computer
    Patent number: 6925188
    Abstract: A portable computer provides a modular ported speaker enclosure independent of the portable computer surfaces of the portable computer. The speaker enclosure can include a speaker enclosure top and a speaker enclosure base. A plurality of ports are formed into the speaker enclosure base. A plurality of port covers within the speaker enclosure can cover the inner surfaces of the plurality of ports. A plurality of loudspeakers are housed between the speaker enclosure top and the speaker enclosure base.
    Type: Grant
    Filed: June 20, 1997
    Date of Patent: August 2, 2005
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Mitch A. Markow, Dan V. Forlenza, Kevin R. Frost, Greg B. Memo
  • Voice coil lead dressing
    Patent number: 5014323
    Abstract: A moving coil loudspeaker including a bobbin, a cone secured to the bobbin by cement, a spider secured to the bobbin by the cement, a voice coil including a first electrical wire that is wrapped around the bobbin and has ends supported by the bobbin, and flexible second and third electrical wires for making electrical connection of the first electrical wire to external circuitry, the second and third wires being connected to the ends of the first wire by connections that are anchored on the bobbin by the cement securing the spider and the cone to the bobbin.
    Type: Grant
    Filed: July 28, 1989
    Date of Patent: May 7, 1991
    Assignee: Bose Corporation
    Inventors: Mitch A. Markow, Dale O. Moody, Hal P. Greenberger