Patents by Inventor Todd Stone

Todd Stone 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).

  • Mobile power supply
    Patent number: 7531917
    Abstract: A power supply system suitable for use in a mobile cart for providing power to peripheral devices. The power supply system includes a combination inverter and transformer connected between an AC input and a battery terminal for providing electrical current to peripheral devices. A charger is connected between the AC input and the battery terminal for charging a battery and a cooling device is located for removing heat from both the combination inverter and transformer and the charger.
    Type: Grant
    Filed: May 10, 2006
    Date of Patent: May 12, 2009
    Assignee: PowerCart Systems, Inc.
    Inventors: Todd Stone, Anthony Cutrona
  • Mobile power supply
    Publication number: 20070262641
    Abstract: A power supply system suitable for use in a mobile cart for providing power to peripheral devices. The power supply system includes a combination inverter and transformer connected between an AC input and a battery terminal for providing electrical current to peripheral devices. A charger is connected between the AC input and the battery terminal for charging a battery and a cooling device is located for removing heat from both the combination inverter and transformer and the charger.
    Type: Application
    Filed: May 10, 2006
    Publication date: November 15, 2007
    Applicant: PowerCart Systems Inc.
    Inventor: Todd Stone