Ching-Chuan Kuo

Person

Hsien, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Mortise lock
- Patent number 8,881,562
- Issue date Nov 11, 2014
- Stanley Security Solutions Taiwan Ltd
- Tsung-Chung Huang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Push-button type cylinder lock assembly
- Patent number 8,813,530
- Issue date Aug 26, 2014
- Tong Lung Metal Industry Co., Ltd.
- Ming-Shyang Chiou
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Handle-returning device for a cylinder lock assembly
- Patent number 8,746,760
- Issue date Jun 10, 2014
- Tong Lung Metal Industry Co., Ltd.
- Po-Yang Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electric door lock
- Patent number 8,621,900
- Issue date Jan 7, 2014
- Tong Lung Metal Industry Co., Ltd.
- Rong-Faa Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch-bolt mechanism operable to allow for idle rotation of an exte...
- Patent number 8,371,627
- Issue date Feb 12, 2013
- Tong Lung Metal Industry Co., Ltd.
- Wei-Liang Chiang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Re-keyable cylinder lock
- Patent number 8,316,676
- Issue date Nov 27, 2012
- Tong Lung Metal Industry Co., Ltd.
- Wei-Liang Chiang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Re-keyable lock with improvements for preventing incomplete re-keying
- Patent number 7,975,518
- Issue date Jul 12, 2011
- Tong Lung Metal Industry Co., Ltd.
- Wei-Liang Chiang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door handle spanner
- Patent number D635838
- Issue date Apr 12, 2011
- Tong Lung Metal Industry Co., Ltd.
- Song-Gen Shyu
- D08 - Tools and hardware
Information Patent Grant
Cylinder lock
- Patent number 7,874,191
- Issue date Jan 25, 2011
- Tong Lung Metal Industry Co., Ltd.
- Wei-Liang Chiang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock assembly having a support structure to support a tailpiec...
- Patent number 7,581,421
- Issue date Sep 1, 2009
- Tong Lung Metal Industry Co., Ltd.
- Lan-Kun Don
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Reinforced apparatus for a lever handle of a door lock
- Patent number 7,137,657
- Issue date Nov 21, 2006
- Tong Lung Metal Industry Co., Ltd.
- Rong-Faa Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Restoring structure of a lock
- Patent number 7,073,829
- Issue date Jul 11, 2006
- Tong Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Adjustable device for an auxiliary lock
- Patent number 6,230,528
- Issue date May 15, 2001
- Tong Lung Metal Industry Co.
- Lan-Kun Don
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock set with improved spindle construction
- Patent number 5,927,777
- Issue date Jul 27, 1999
- Tong Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock set with improved spindle construction
- Patent number 5,788,296
- Issue date Aug 4, 1998
- Tong-Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch bolt operating device
- Patent number 5,722,273
- Issue date Mar 3, 1998
- Tong-Lung Metal Industry Co., Ltd.
- San-Yi Lin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Reinforcing apparatus for a lever handle of a door lock
- Patent number 5,666,833
- Issue date Sep 16, 1997
- Tong-Lung Metal Industry Co., Ltd.
- Sheen-Youl Gao
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock set with simultaneously retractable deadbolt and latch
- Patent number 5,655,393
- Issue date Aug 12, 1997
- Tong-Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock assembly for retracting a door latch
- Patent number 5,624,141
- Issue date Apr 29, 1997
- Tong-Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Inner handle assembly of cylinder lock
- Patent number 5,562,317
- Issue date Oct 8, 1996
- Tong-Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Dual backset deadbolt assembly for a cylinder lock
- Patent number 5,551,736
- Issue date Sep 3, 1996
- Tong-Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock having a deadbolt assembly with a low-cost corrosion-resi...
- Patent number 5,551,264
- Issue date Sep 3, 1996
- Tong-Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock assembly
- Patent number 5,505,508
- Issue date Apr 9, 1996
- Tong-Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Face plate adapted to be inserted into a bore of a door
- Patent number 5,474,346
- Issue date Dec 12, 1995
- Tong-Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Reinforced cylindrical door lock set
- Patent number 5,385,374
- Issue date Jan 31, 1995
- Tong-Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock set with improved spindle mechanism
- Patent number 5,301,526
- Issue date Apr 12, 1994
- Tong-Lung Metal Industry Co. Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Cylinder lock
- Patent number 5,222,383
- Issue date Jun 29, 1993
- Tong-Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Duplex latch-bolt mechanism
- Patent number 5,074,605
- Issue date Dec 24, 1991
- Tong-Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock handle assembly with limited angular movement
- Patent number 5,067,758
- Issue date Nov 26, 1991
- Tong Lung Metal Industry Co., Ltd.
- Yaw-Shin Fann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door closer with a concealed mounting
- Patent number 4,831,687
- Issue date May 23, 1989
- Tong Lung Metal Industry Co., Ltd.
- San-I Lin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
LOCK ASSEMBLY HAVING OUTER AND INNER LOCK UNITS
- Publication number 20130118218
- Publication date May 16, 2013
- TONG LUNG METAL INDUSTRY CO., LTD.
- Ming-Shyang CHIOU
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
MORTISE LOCK
- Publication number 20130000364
- Publication date Jan 3, 2013
- Tsung-Chung HUANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
PUSH-BUTTON TYPE CYLINDER LOCK ASSEMBLY
- Publication number 20120304712
- Publication date Dec 6, 2012
- TONG LUNG METAL INDUSTRY CO., LTD.
- Ming-Shyang CHIOU
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
HANDLE-RETURNING DEVICE FOR A CYLINDER LOCK ASSEMBLY
- Publication number 20120235429
- Publication date Sep 20, 2012
- TONG LUNG METAL INDUSTRY CO., LTD.
- Po-Yang CHEN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
ELECTRIC DOOR LOCK
- Publication number 20110259059
- Publication date Oct 27, 2011
- TONG LUNG METAL INDUSTRY CO
- Rong-Faa WU
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LATCH-BOLT MECHANISM OPERABLE TO ALLOW FOR IDLE ROTATION OF AN EXTE...
- Publication number 20100225126
- Publication date Sep 9, 2010
- TONG LUNG METAL INDUSTRY CO., LTD.
- Wei-Liang CHIANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LATCH-BOLT MECHANISM WITH A DISTANCE-ADJUSTING DEVICE
- Publication number 20100225123
- Publication date Sep 9, 2010
- TONG LUNG METAL INDUSTRY CO., LTD.
- Wei-Liang Chiang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
RE-KEYABLE CYLINDER LOCK
- Publication number 20100050717
- Publication date Mar 4, 2010
- Wei-Liang CHIANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
RE-KEYABLE LOCK WITH IMPROVEMENTS FOR PREVENTING INCOMPLETE RE-KEYING
- Publication number 20090007615
- Publication date Jan 8, 2009
- Wei-Liang CHIANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
CYLINDER LOCK
- Publication number 20080264127
- Publication date Oct 30, 2008
- Wei-Liang CHIANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR LOCK ASSEMBLY THAT CAUSES A HANDLE TO IDLE WHEN PLACED IN A LO...
- Publication number 20080098775
- Publication date May 1, 2008
- Lan-Kun DON
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR LOCK ASSEMBLY WITH WHICH A DOOR CANNOT BE UNLATCHED BY ROTATIN...
- Publication number 20080083253
- Publication date Apr 10, 2008
- Lan-Kun DON
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR LOCK ASSEMBLY HAVING A SUPPORT STRUCTURE TO SUPPORT A TAILPIEC...
- Publication number 20080072634
- Publication date Mar 27, 2008
- Lan-Kun DON
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
INTERCHANGEABLE LOCK CORE CYLINDER
- Publication number 20080016928
- Publication date Jan 24, 2008
- Ju-Lin YANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Restoring structure of a lock
- Publication number 20040227361
- Publication date Nov 18, 2004
- Tong Lung Metal Industry Co., Ltd.
- Ching-Chuan Kuo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Reinforced apparatus for a lever handle of a door lock
- Publication number 20040201230
- Publication date Oct 14, 2004
- Tong Lung Metal Industry Co., Ltd.
- Rong-Faa Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Ching-Chuan Kuo

Person

Patents Grantslast 30 patents

Mortise lock

Push-button type cylinder lock assembly

Handle-returning device for a cylinder lock assembly

Electric door lock

Latch-bolt mechanism operable to allow for idle rotation of an exte...

Re-keyable cylinder lock

Re-keyable lock with improvements for preventing incomplete re-keying

Door handle spanner

Cylinder lock

Door lock assembly having a support structure to support a tailpiec...

Reinforced apparatus for a lever handle of a door lock

Restoring structure of a lock

Adjustable device for an auxiliary lock

Lock set with improved spindle construction

Lock set with improved spindle construction

Latch bolt operating device

Reinforcing apparatus for a lever handle of a door lock

Door lock set with simultaneously retractable deadbolt and latch

Lock assembly for retracting a door latch

Inner handle assembly of cylinder lock

Dual backset deadbolt assembly for a cylinder lock

Door lock having a deadbolt assembly with a low-cost corrosion-resi...

Door lock assembly

Face plate adapted to be inserted into a bore of a door

Reinforced cylindrical door lock set

Lock set with improved spindle mechanism

Cylinder lock

Duplex latch-bolt mechanism

Lock handle assembly with limited angular movement

Door closer with a concealed mounting

Patents Applicationslast 30 patents

LOCK ASSEMBLY HAVING OUTER AND INNER LOCK UNITS

MORTISE LOCK

PUSH-BUTTON TYPE CYLINDER LOCK ASSEMBLY

HANDLE-RETURNING DEVICE FOR A CYLINDER LOCK ASSEMBLY

ELECTRIC DOOR LOCK

LATCH-BOLT MECHANISM OPERABLE TO ALLOW FOR IDLE ROTATION OF AN EXTE...

LATCH-BOLT MECHANISM WITH A DISTANCE-ADJUSTING DEVICE

RE-KEYABLE CYLINDER LOCK

RE-KEYABLE LOCK WITH IMPROVEMENTS FOR PREVENTING INCOMPLETE RE-KEYING

CYLINDER LOCK

DOOR LOCK ASSEMBLY THAT CAUSES A HANDLE TO IDLE WHEN PLACED IN A LO...

DOOR LOCK ASSEMBLY WITH WHICH A DOOR CANNOT BE UNLATCHED BY ROTATIN...

DOOR LOCK ASSEMBLY HAVING A SUPPORT STRUCTURE TO SUPPORT A TAILPIEC...

INTERCHANGEABLE LOCK CORE CYLINDER

Restoring structure of a lock

Reinforced apparatus for a lever handle of a door lock