Patents by Inventor Margaret A. Hoffman

Margaret A. Hoffman 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).

  • Publication number: 20060102696
    Abstract: A brazing product for fluxless brazing comprises a substrate and a filler metal-forming composition applied to the substrate. The substrate preferably comprises aluminum, an aluminum alloy or another metal and may include at least one layer of a ceramic, carbide or nitride. The filler metal-forming composition comprises a liquid-forming layer comprising silicon and a braze-promoting layer comprising one or more metals selected from the group comprising nickel, cobalt, palladium and iron. The liquid-forming layer comprises one or more material layers. Where the liquid-forming layer comprises a plurality of layers, it may include at least one layer consisting essentially of silicon.
    Type: Application
    Filed: October 31, 2005
    Publication date: May 18, 2006
    Inventors: Michael Graham, Richard Hoffman, Margaret Hoffman, Brian Cheadle, Kostas Dockus, Stefanija Kisielius, Robert Krueger
  • Patent number: 5795028
    Abstract: A modular occasional chair and method for assembling a modular chair are disclosed. The modular chair includes a universal seat deck to which modular side frame and seat back components constructed in various styles are attached. The universal seat deck can accommodate a variety of bases including four-leg, swivel/glider, swivel, and swivel/rocker styles. The construction method involves assembling and preupholstering each modular frame component prior to final assembly. The method further involves producing a modular chair in a "cell manufacturing" environment in which the individual components are simultaneously manufactured during parallel assembly processes.
    Type: Grant
    Filed: April 17, 1996
    Date of Patent: August 18, 1998
    Assignee: La-Z-Boy Incorporated
    Inventors: Ralph J. Dussia, Jr., Gerald E. Roberts, Margaret A. Hoffman, William A. Calvert, Jr., Duane T. Dutkievic, Charles R. West, Adam E. Thayer