Patents by Inventor William Dickhans

William Dickhans 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 lock unlockable two ways
    Publication number: 20060101878
    Abstract: A door lock includes a housing suitable for secure attachment to a door, a cylinder body within the housing and selectively rotatable with respect to the housing, and a rotating member with a key receptacle selectively rotatable with respect to the cylinder body. The rotating member is coupled to a tailpiece. A first locking device allows the rotation of the cylinder body with respect to the housing upon the presentation of an appropriate electronic credential, and a second locking device allows rotation of the rotating member together with the tailpiece with respect to the cylinder body upon the insertion of an appropriate key in the key receptacle.
    Type: Application
    Filed: November 17, 2004
    Publication date: May 18, 2006
    Applicant: Schlage Lock Company
    Inventors: William Dickhans, Brian Roth