Patents by Inventor Howard L. Williams

Howard L. Williams 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).

  • Vertically adjustable sash lock
    Patent number: 11199035
    Abstract: A vertically adjustable sash lock is described that improves the seal of windows. The vertically adjustable sash lock may include, for example, a housing configured to be coupled to a first window sash and a rotatable cam configured to rotatably engage with a keeper bracket coupled to a second window sash. A vertical member may be positioned through a threaded aperture of the rotatable cam. A knob coupled to the vertical member may drive a rotation of the vertical member, causing a vertical position of the rotatable cam relative to a bottom surface of the housing to adjust accordingly.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: December 14, 2021
    Inventor: Howard L. Williams
  • VERTICALLY ADJUSTABLE SASH LOCK
    Publication number: 20190136595
    Abstract: A vertically adjustable sash lock is described that improves the seal of windows. The vertically adjustable sash lock may include, for example, a housing configured to be coupled to a first window sash and a rotatable cam configured to rotatably engage with a keeper bracket coupled to a second window sash. A vertical member may be positioned through a threaded aperture of the rotatable cam. A knob coupled to the vertical member may drive a rotation of the vertical member, causing a vertical position of the rotatable cam relative to a bottom surface of the housing to adjust accordingly.
    Type: Application
    Filed: April 20, 2018
    Publication date: May 9, 2019
    Inventor: Howard L. Williams