Patents by Inventor Richard Penneck

Richard Penneck 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).

  • Battery over-discharge protection
    Patent number: 6617069
    Abstract: The present invention relates to an over-discharge preventing circuit, especially an over-discharge over-current preventing circuit, and more specifically relates to an over-discharge over-current preventing circuit comprising an over-discharge preventing circuit having a FET and an over-current preventing circuit for protecting the FET. The invention includes a primary or secondary battery containing such a circuit, and a battery pack containing such a circuit.
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: September 9, 2003
    Inventors: George Frederick Hopper, Richard Penneck, Masanori Furuta, Takashi Sato, Shigefumi Torii