Patents by Inventor Warren J. Kresch

Warren J. Kresch 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).

  • Lightweight headset and retractable cord spool
    Patent number: 3984645
    Abstract: A lightweight headset for communication systems having a cord spool with a retraction mechanism for storing a cord which is electrically connected at one end of the headset and at the other end to a plug. The cord spool, wearable on the person of a user, allows a substantial portion of the cord at the plug end to be contained within the case and extended for use when necessary.
    Type: Grant
    Filed: December 2, 1974
    Date of Patent: October 5, 1976
    Inventor: Warren J. Kresch