Interdependent

Patents Grantslast 30 patents

  • Information Patent Grant

    Dual key bi-step lock

    • Patent number 8,806,908
    • Issue date Aug 19, 2014
    • Yongyao Yu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Positional multiplex keyway system

    • Patent number 8,347,675
    • Issue date Jan 8, 2013
    • Dorma Door Controls, Inc.
    • Lloyd Seliber
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Positional multiplex keyway system

    • Patent number 7,571,629
    • Issue date Aug 11, 2009
    • Dorma Door Controls, Inc.
    • Lloyd Seliber
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Locking device

    • Patent number 7,260,965
    • Issue date Aug 28, 2007
    • Andamiro Co., Ltd.
    • Chun I. Hung
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Guard side passive two key lock

    • Patent number 6,612,142
    • Issue date Sep 2, 2003
    • Robert G. Capwell
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Electronic lock with manual override

    • Patent number 5,941,107
    • Issue date Aug 24, 1999
    • Chen Yun Hsu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Locking device with two simultaneously actuated cylindrical plugs

    • Patent number 5,839,302
    • Issue date Nov 24, 1998
    • Ching-Fa Chu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Security device for exit doors

    • Patent number 5,727,407
    • Issue date Mar 17, 1998
    • Castell Safety International Limited
    • Nicholas Cowen
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Card-activated lock mechanism

    • Patent number 5,573,098
    • Issue date Nov 12, 1996
    • Minnesota Lock, Inc.
    • Stanley W. Widmer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock

    • Patent number 5,388,435
    • Issue date Feb 14, 1995
    • Verdure Industries, Inc.
    • Ronald F. Bailey
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Condom case with dual locking mechanisms

    • Patent number 5,316,136
    • Issue date May 31, 1994
    • Mary C. Castagna
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Apparatus for the continuous shearing off and cold swaging of metal...

    • Patent number 4,866,970
    • Issue date Sep 19, 1989
    • Albino Castiglioni
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Post office locker

    • Patent number 4,865,248
    • Issue date Sep 12, 1989
    • American Locker Group Incorporated
    • Douglas A. Barth
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Reencoding of locks

    • Patent number 4,803,902
    • Issue date Feb 14, 1989
    • Mauer GmbH
    • Guenter Mauer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Security box protection means

    • Patent number 4,729,327
    • Issue date Mar 8, 1988
    • Betty J. Demonbreun
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock mechanisms

    • Patent number 4,723,569
    • Issue date Feb 9, 1988
    • Ellis (Colchester) Limited
    • Alan E. H. Ellis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double-acting locking device for joint control

    • Patent number 4,704,884
    • Issue date Nov 10, 1987
    • Takigen Seizou Co. Ltd.
    • Naoyuki Sugimoto
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock with a double locking mechanism for a safe, bank compartment o...

    • Patent number 4,656,852
    • Issue date Apr 14, 1987
    • Fichet-Bauche
    • Daniel Deschamps
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    System of interconnected lock-cylinders

    • Patent number 4,655,062
    • Issue date Apr 7, 1987
    • Lazar Kaufman
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock mechanism

    • Patent number 4,641,507
    • Issue date Feb 10, 1987
    • McCloy, Jr.; W. Stuart
    • Betty J. Demonbreun
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Single lever, double changeable safe deposit lock

    • Patent number 4,580,424
    • Issue date Apr 8, 1986
    • Sargent & Greenleaf, Inc.
    • Walter R. Evans
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Key-exchangeable lock

    • Patent number 4,561,269
    • Issue date Dec 31, 1985
    • Kabushiki Kaisha Kumahira Seisakusho
    • Minoru Tanaka
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Security lock for sliding doors

    • Patent number 4,534,191
    • Issue date Aug 13, 1985
    • Chubb & Son's Lock and Safe Co.
    • John Rogers
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Keylock with resettable, bendable lever tumblers

    • Patent number 4,526,022
    • Issue date Jul 2, 1985
    • American Standard Inc.
    • Joseph J. Parrock
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Changeable safe deposit lock with slidable clamped fences

    • Patent number 4,462,230
    • Issue date Jul 31, 1984
    • Sargent & Greenleaf, Inc.
    • Walter R. Evans
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Duplex lock

    • Patent number 4,400,955
    • Issue date Aug 30, 1983
    • Benito Di Motta
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Dual key locks having improved precision and versatility

    • Patent number 4,359,884
    • Issue date Nov 23, 1982
    • James M. Miles
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Sequential locking two key lock

    • Patent number 4,351,171
    • Issue date Sep 28, 1982
    • China National Light Industrial Products Import Export Corporation, Shantung...
    • Yaiman Tsui
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Dual key locks with multi-function tumblers

    • Patent number 4,332,153
    • Issue date Jun 1, 1982
    • James M. Miles
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Padlock

    • Patent number 4,216,664
    • Issue date Aug 12, 1980
    • Roma Slavinsky
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    Two-keyed anti-destructive clutch lock core

    • Publication number 20140130556
    • Publication date May 15, 2014
    • Pingjun Qi
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Dual Key Bi-Step Lock

    • Publication number 20120060571
    • Publication date Mar 15, 2012
    • NINGBO YONGFA GROUP CO., LTD.,
    • Yongyao Yu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Positional multiplex keyway system

    • Publication number 20090272159
    • Publication date Nov 5, 2009
    • Dorma Door Controls, Inc.
    • Lloyd Seliber
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Positional multiplex keyway system

    • Publication number 20070017264
    • Publication date Jan 25, 2007
    • Dorma Door Controls, Inc.
    • Lloyd Seliber
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Locking device

    • Publication number 20060016232
    • Publication date Jan 26, 2006
    • Chun I. Hung
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES