Keys with devices for indicating whether the last operation was locking or unlocking

Industry

CPC
E05B19/22

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Parent Industries

EFIXED CONSTRUCTIONS E05Locks, keys, safes E05BLOCKS ACCESSORIES THEREFOR HANDCUFFS E05B19/00Keys Accessories therefor

Current Industry

E05B19/22Keys with devices for indicating whether the last operation was locking or unlocking

Industries

Patents Grantslast 30 patents

Information Patent Grant
System including audit enhancement assembly with enhanced sensing c...
- Patent number 12,000,173
- Issue date Jun 4, 2024
- Marc Tobias
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Method for detecting a change of a state of a lock and a system for...
- Patent number 11,225,811
- Issue date Jan 18, 2022
- LOCKY SP. Z O.O.
- Dariusz Lipka
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Key accessory
- Patent number 11,199,024
- Issue date Dec 14, 2021
- Omron Corporation
- Akihiro Ike
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Key with indication “locked—unlocked” of a cylinder lock
- Patent number 9,297,184
- Issue date Mar 29, 2016
- Tase Lazovski
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Low-cost door key with switch sensor indicator to detect dead bolt...
- Patent number 9,057,209
- Issue date Jun 16, 2015
- Joseph Eichenstein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Apparatus and method for electronic detection of key insertion and...
- Patent number 8,390,448
- Issue date Mar 5, 2013
- Hillel Weinstein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Wireless network apparatus and method for lock indication
- Patent number 8,334,765
- Issue date Dec 18, 2012
- Keylockit Ltd.
- Hillel Weinstein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Apparatus and method for electronic lock key indicator
- Patent number 8,269,644
- Issue date Sep 18, 2012
- Hillel Weinstein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Method, apparatus, and system for an electronic key usage history i...
- Patent number 8,085,125
- Issue date Dec 27, 2011
- Nima Bigdely Shamlo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Apparatus for indicating a closure state of a lock
- Patent number 6,959,568
- Issue date Nov 1, 2005
- Ulrich Abeler
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Key with indicator and retractable shield
- Patent number 6,935,147
- Issue date Aug 30, 2005
- Harold St. Felix
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Key with indicator
- Patent number 6,886,382
- Issue date May 3, 2005
- Harold St. Felix
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Locked/unlocked indicator for a key
- Patent number 6,575,005
- Issue date Jun 10, 2003
- Theodore K. Hunter
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Process and device for controlling the closure of locks
- Patent number 6,255,957
- Issue date Jul 3, 2001
- VOS Verkehrs-Optimierungs-Systeme GmbH & Co. KG
- Wilhelm Sonderegger
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Key provided with a status display
- Patent number 5,870,917
- Issue date Feb 16, 1999
- Tasky Anstalt
- Philippe Mahot
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock condition indicator device
- Patent number 5,595,080
- Issue date Jan 21, 1997
- Mark J. Whinton
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Locking/unlocking state confirming device
- Patent number 5,548,984
- Issue date Aug 27, 1996
- Takayoshi Miyatsu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Key locking indicator
- Patent number 5,435,160
- Issue date Jul 25, 1995
- Randy Linsalato
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Reminder apparatus
- Patent number 5,025,426
- Issue date Jun 18, 1991
- Y. M. Shoval Ltd.
- Shlomo Blumberg
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Device for confirming whether a lock is locked or unlocked
- Patent number 4,936,896
- Issue date Jun 26, 1990
- Hasegawa; Hiroshi
- Jitsuho Takatsuka
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Device for confirming whether a lock is locked or unlocked
- Patent number 4,908,605
- Issue date Mar 13, 1990
- Hasegawa; Hiroshi
- Jitsuho Takatsuka
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Locking key with memory
- Patent number 4,631,943
- Issue date Dec 30, 1986
- Jost Hoener
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock position indicator
- Patent number 4,440,011
- Issue date Apr 3, 1984
- Martin Klein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Locking key with memory
- Patent number 4,432,218
- Issue date Feb 21, 1984
- Jost Hoener
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
3149321
- Patent number 3,149,321
- Issue date Sep 15, 1964
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
2561944
- Patent number 2,561,944
- Issue date Jul 24, 1951
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
2418046
- Patent number 2,418,046
- Issue date Mar 25, 1947
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
2373893
- Patent number 2,373,893
- Issue date Apr 17, 1945
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
2198484
- Patent number 2,198,484
- Issue date Apr 23, 1940
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
2176465
- Patent number 2,176,465
- Issue date Oct 17, 1939
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
KEY ACCESSORY
- Publication number 20200270901
- Publication date Aug 27, 2020
- Omron Corporation
- Akihiro IKE
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
METHOD FOR DETECTING A CHANGE OF A STATE OF A LOCK AND A SYSTEM FOR...
- Publication number 20190390479
- Publication date Dec 26, 2019
- Locky Sp. z o.o.
- Dariusz Lipka
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
KEY WITH INDICATION "LOCKED - UNLOCKED" OF A CYLINDER LOCK
- Publication number 20150300042
- Publication date Oct 22, 2015
- Tase LAZOVSKI
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LOW-COST DOOR KEY WITH SWITCH SENSOR INDICATOR TO DETECT DEAD BOLT...
- Publication number 20130145802
- Publication date Jun 13, 2013
- Joseph Eichenstein
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
APPARATUS AND METHOD FOR ELECTRONIC DETECTION OF KEY INSERTION
- Publication number 20120207265
- Publication date Aug 16, 2012
- Hillel WEINSTEIN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
WIRELESS NETWORK APPARATUS AND METHOD FOR LOCK INDICATION
- Publication number 20110285528
- Publication date Nov 24, 2011
- Keylockit Ltd.
- Hillel WEINSTEIN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
APPARATUS AND METHOD FOR ELECTRONIC LOCK KEY INDICATOR
- Publication number 20110100076
- Publication date May 5, 2011
- Hillel WEINSTEIN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Door lock recording device
- Publication number 20090293567
- Publication date Dec 3, 2009
- Ki Sheung Yuen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LOCKED OR UNLOCKED STATUS KEY INDICATOR SYSTEM
- Publication number 20090201151
- Publication date Aug 13, 2009
- Microdel Ltd.
- Yosef De Levie
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Remote Controllable Locking Device for a Vehicle
- Publication number 20090113961
- Publication date May 7, 2009
- Ulrich Muller
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method, apparatus, and system for an electronic key usage history i...
- Publication number 20090064746
- Publication date Mar 12, 2009
- Nima Bigdely Shamlo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Slider-Activated Remote Controller for a Vehicle
- Publication number 20080211707
- Publication date Sep 4, 2008
- Jung-Woo Park
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Motor Vehicle Key
- Publication number 20080086242
- Publication date Apr 10, 2008
- Volkswagen of America, Inc.
- Ian Bennett
- B60 - VEHICLES IN GENERAL
Information Patent Application
Apparatus for indicating a closure state of a lock
- Publication number 20040103702
- Publication date Jun 3, 2004
- Ulrich Abeler
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Lock status indicator
- Publication number 20040080403
- Publication date Apr 29, 2004
- Meir Eshel
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Key with display capability, display method, and display program
- Publication number 20040027336
- Publication date Feb 12, 2004
- SEIKO EPSON CORPORATION
- Ryo Ishii
- B60 - VEHICLES IN GENERAL
Information Patent Application
Lock-confirmation supporting device
- Publication number 20030164014
- Publication date Sep 4, 2003
- Yoshiharu Matsushita
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LOCKED/UNLOCKED INDICATOR FO A KEY
- Publication number 20030115918
- Publication date Jun 26, 2003
- Theodore K. Hunter
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Keys with devices for indicating whether the last operation was locking or unlocking

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System including audit enhancement assembly with enhanced sensing c...

Method for detecting a change of a state of a lock and a system for...

Key accessory

Key with indication “locked—unlocked” of a cylinder lock

Low-cost door key with switch sensor indicator to detect dead bolt...

Apparatus and method for electronic detection of key insertion and...

Wireless network apparatus and method for lock indication

Apparatus and method for electronic lock key indicator

Method, apparatus, and system for an electronic key usage history i...

Apparatus for indicating a closure state of a lock

Key with indicator and retractable shield

Key with indicator

Locked/unlocked indicator for a key

Process and device for controlling the closure of locks

Key provided with a status display

Lock condition indicator device

Locking/unlocking state confirming device

Key locking indicator

Reminder apparatus

Device for confirming whether a lock is locked or unlocked

Device for confirming whether a lock is locked or unlocked

Locking key with memory

Lock position indicator

Locking key with memory

3149321

2561944

2418046

2373893

2198484

2176465

Patents Applicationslast 30 patents

KEY ACCESSORY

METHOD FOR DETECTING A CHANGE OF A STATE OF A LOCK AND A SYSTEM FOR...

KEY WITH INDICATION "LOCKED - UNLOCKED" OF A CYLINDER LOCK

LOW-COST DOOR KEY WITH SWITCH SENSOR INDICATOR TO DETECT DEAD BOLT...

APPARATUS AND METHOD FOR ELECTRONIC DETECTION OF KEY INSERTION

WIRELESS NETWORK APPARATUS AND METHOD FOR LOCK INDICATION

APPARATUS AND METHOD FOR ELECTRONIC LOCK KEY INDICATOR

Door lock recording device

LOCKED OR UNLOCKED STATUS KEY INDICATOR SYSTEM

Remote Controllable Locking Device for a Vehicle

Method, apparatus, and system for an electronic key usage history i...

Slider-Activated Remote Controller for a Vehicle

Motor Vehicle Key

Apparatus for indicating a closure state of a lock

Lock status indicator

Key with display capability, display method, and display program

Lock-confirmation supporting device

LOCKED/UNLOCKED INDICATOR FO A KEY