Patents by Inventor Michel Matteau

Michel Matteau 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).

  • Lithium battery protection circuit
    Patent number: 4622508
    Abstract: This invention provides a method and apparatus to prevent a battery or any one cell of a multi-celled battery from undergoing voltage reversals by disconnecting the battery from a load when the battery or one cell falls below predetermined reference potential levels. Means are provided for comparing the potential levels and disconnecting the load when the decreased potential levels are detected.
    Type: Grant
    Filed: August 16, 1985
    Date of Patent: November 11, 1986
    Assignee: Her Majesty the Queen in right of Canada, as represented by the Minister of National Defence of Her Majesty's Canadian Government
    Inventors: Michel Matteau, Howard R. Braun, Christopher L. Gardner