Patents by Inventor George D. Wolf

George D. Wolf 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).

  • Power actuated lumbosacral backrest
    Patent number: 6013040
    Abstract: A power actuated mechanical backrest apparatus is disclosed. This device is provided to cooperatively interact with the musculature of the human back for the purpose of providing massage action. The device consists of a rigid frame including a movable spindle. The device functions using a movable spindle and a variety of gears to cause various plungers to ride against undulating forms causing the plungers to undulate against the user's back and thereby provide a mechanical massage action. The backrest is overlaid with a cushion material that may be provided with a heating member. The device is small, portable and lightweight.
    Type: Grant
    Filed: September 22, 1997
    Date of Patent: January 11, 2000
    Assignee: Kingstar International America
    Inventors: Robin Morgenstern, George D. Wolf
  • Handheld wrench
    Patent number: D512286
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: December 6, 2005
    Inventor: George D. Wolf
  • Handheld wrench
    Patent number: D514403
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: February 7, 2006
    Inventor: George D. Wolf