Patents by Inventor Emanuel E. Landsman

Emanuel E. Landsman 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).

  • Method and apparatus for converting a DC voltage to an AC voltage
    Patent number: 6728119
    Abstract: Embodiments of the present invention are directed to an uninterruptible power supply for providing AC power to a load. In embodiments of the present invention, the uninterruptible power supply includes an input to receive AC power from an AC power source, an output that provides AC power, a DC voltage source that provides DC power, the DC voltage source having an energy storage device, an inverter operatively coupled to the DC voltage source to receive DC power and to provide AC power.
    Type: Grant
    Filed: June 4, 2002
    Date of Patent: April 27, 2004
    Assignee: American Power Conversion
    Inventors: David E. Reilly, Emanuel E. Landsman, Jeffrey Curtis
  • Method and apparatus for converting a DC voltage to an AC voltage
    Publication number: 20030026113
    Abstract: Embodiments of the present invention are directed to an uninterruptible power supply for providing AC power to a load. In embodiments of the present invention, the uninterruptible power supply includes an input to receive AC power from an AC power source, an output that provides AC power, a DC voltage source that provides DC power, the DC voltage source having an energy storage device, an inverter operatively coupled to the DC voltage source to receive DC power and to provide AC power.
    Type: Application
    Filed: June 4, 2002
    Publication date: February 6, 2003
    Inventors: David E. Reilly, Emanuel E. Landsman, Jeffrey Curtis
  • Method and apparatus for converting a DC voltage to an AC voltage
    Publication number: 20010033505
    Abstract: Embodiments of the present invention are directed to an uninterruptible power supply for providing AC power to a load. In embodiments of the present invention, the uninterruptible power supply includes an input to receive AC power from an AC power source, an output that provides AC power, a DC voltage source that provides DC power, the DC voltage source having an energy storage device, an inverter operatively coupled to the DC voltage source to receive DC power and to provide AC power.
    Type: Application
    Filed: March 19, 2001
    Publication date: October 25, 2001
    Inventors: David E. Reilly, Emanuel E. Landsman, Jeffrey Curtis