operated by screw-and-nut mechanisms

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    LIFT GATES AND RELATED CONTROL SYSTEMS AND METHODS

    • Publication number 20230295976
    • Publication date Sep 21, 2023
    • LEONARD AUTOMATICS, INC.
    • Jeffrey N. Frushtick
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Door System

    • Publication number 20200199931
    • Publication date Jun 25, 2020
    • Waldemar Hübner
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DRUM DRIVE SYSTEM FOR SLIDING WINDOW SASH

    • Publication number 20190309556
    • Publication date Oct 10, 2019
    • Amesbury Group, Inc.
    • Gary Newman
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    POWERED SASH DRIVING APPARATUS HAVING A CONNECTION BLOCK

    • Publication number 20180238097
    • Publication date Aug 23, 2018
    • Andersen Corporation
    • David D. Plummer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Vertical Door System With Ball Screw Drive

    • Publication number 20180002971
    • Publication date Jan 4, 2018
    • James Scott GRACE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    ARTICULATED OVERHEAD DOOR SYSTEMS AND METHODS

    • Publication number 20170081904
    • Publication date Mar 23, 2017
    • E.M.E.H., INC.
    • Richard P. MORRIS
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    GARAGE DOOR OPENER GUARD

    • Publication number 20120138240
    • Publication date Jun 7, 2012
    • William Womacks
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Emergency Garage door arm release

    • Publication number 20120073339
    • Publication date Mar 29, 2012
    • John A. Shagen, SR.
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    GARAGE DOOR POWER MANAGEMENT SYSTEM

    • Publication number 20100058669
    • Publication date Mar 11, 2010
    • Ricky L. Cole
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Shaft joint

    • Publication number 20070077115
    • Publication date Apr 5, 2007
    • Roger W. Lhotak
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES