Patents by Inventor Robert J. Hoebing

Robert J. Hoebing 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).

  • Door security guard
    Patent number: 4099754
    Abstract: A door security latch is disclosed including a link member pivotably attached to the door frame on the inside of the door and which is swingable to a position overlapping the inside face of the door. The link carries a threaded stop having a door face engageable portion which can be screwed into abutment with the door face.
    Type: Grant
    Filed: July 8, 1977
    Date of Patent: July 11, 1978
    Inventor: Robert J. Hoebing