Patents by Inventor Melvin Ludwig

Melvin Ludwig 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).

  • Break-off key for releasing push-wire connection in wiring device
    Patent number: 5348496
    Abstract: A release key is detachably connected to a wiring device within easy access. After detachment from the wiring device, the key is insertable into a release passage in order to unlock and enable the removal of an uninsulated end portion of an electrical conductor from a terminal located within a housing of a wiring device.
    Type: Grant
    Filed: April 29, 1993
    Date of Patent: September 20, 1994
    Assignee: Eagle Electric Manufacturing Co., Inc.
    Inventor: Melvin Ludwig
  • Duplex electrical receptacle with one-piece multi-function grounding strip and choice of grounding wire termination
    Patent number: 4900259
    Abstract: A dual mode grounding arrangement includes a one-piece, multi-function, grounding strip assembled within an electrical receptacle, and includes a screw terminal which is highly resistant to removal of a grounding screw from the strip. A grounding wire is connected to the screw terminal by either a wrap-around or a push-in wiring technique.
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: February 13, 1990
    Assignee: Eagle Electric Manufacturing Co., Inc.
    Inventors: Melvin Ludwig, Neal Kluger