Patents by Inventor Laura E. Brand

Laura E. Brand 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).

  • Nonaqueous cell
    Patent number: 4753859
    Abstract: A nonaqueous, lithium cell is described which exhibits excellent safety characteristics when exposed to abusive testing, as well as high energy density, good charge and discharge rates, and long recycle life. Particularly unique is the composition of the electrolyte which contains such substances as ethylene carbonate, propylene carbonate and one or more polyethylene glycol dialkyl ethers.
    Type: Grant
    Filed: October 13, 1987
    Date of Patent: June 28, 1988
    Assignee: American Telephone and Telegraph Company, AT&T Laboratories
    Inventors: Laura E. Brand, Ignacio Chi, Shelie M. Granstaff, Jr., Brijesh Vyas