David Chen

Person

Guangzhou, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Automatically resetting window vent stop with dual safety features
- Patent number 11,168,495
- Issue date Nov 9, 2021
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Combination sash lock and tilt latch and slidable window vent stop
- Patent number 11,118,376
- Issue date Sep 14, 2021
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Vent stop
- Patent number 11,047,157
- Issue date Jun 29, 2021
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sash lock and tilt latch also functioning as a window vent stop, wi...
- Patent number 10,865,592
- Issue date Dec 15, 2020
- Vision Industries Group, Inc.
- Luke Liang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Combination four-position sash lock and tilt latch also functioning...
- Patent number 10,844,642
- Issue date Nov 24, 2020
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Combination forced entry resistant sash lock and tilt latch, also f...
- Patent number 10,844,636
- Issue date Nov 24, 2020
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Impact resistant lock and tilt latch combination for a sliding sash...
- Patent number 10,704,297
- Issue date Jul 7, 2020
- Vision Industries, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Tamper-resistant lock
- Patent number 10,633,897
- Issue date Apr 28, 2020
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Integrated sash lock and tilt latch combination using one lock for...
- Patent number 10,570,652
- Issue date Feb 25, 2020
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Method of securing a sash window and door for transport
- Patent number 10,323,439
- Issue date Jun 18, 2019
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Integrated sash lock and tilt latch combination with improved inter...
- Patent number 10,323,446
- Issue date Jun 18, 2019
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Casement window opening control device with sliding arms
- Patent number 10,174,530
- Issue date Jan 8, 2019
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Combination sash lock and tilt latch with improved interconnection...
- Patent number 10,119,310
- Issue date Nov 6, 2018
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Window vent stop with plastic spring member for bi-directional bias...
- Patent number 10,107,021
- Issue date Oct 23, 2018
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Window vent stop with flexible side engagement pieces
- Patent number 10,053,896
- Issue date Aug 21, 2018
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Window vent stop with flexible side engagement pieces
- Patent number 10,006,232
- Issue date Jun 26, 2018
- Vision Industries Group
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Casement window opening control device
- Patent number 9,670,705
- Issue date Jun 6, 2017
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Casement window opening control device
- Patent number 9,388,612
- Issue date Jul 12, 2016
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Screwless sash lock for metal and plastic window sashes and the like
- Patent number 9,376,834
- Issue date Jun 28, 2016
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sash lock and keeper
- Patent number D756746
- Issue date May 24, 2016
- Vision Industries Group, INC.
- Luke Liang
- D08 - Tools and hardware
Information Patent Grant
Casement window opening control device
- Patent number 9,115,529
- Issue date Aug 25, 2015
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door travel limiting device
- Patent number 9,103,144
- Issue date Aug 11, 2015
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sash lock and keeper
- Patent number D730713
- Issue date Jun 2, 2015
- Vision Industries, Inc.
- Luke Liang
- D08 - Tools and hardware
Information Patent Grant
Sash lock and keeper
- Patent number D721942
- Issue date Feb 3, 2015
- Vision Industries, Inc.
- Luke Liang
- D08 - Tools and hardware
Information Patent Grant
Sash lock with signal
- Patent number 8,870,244
- Issue date Oct 28, 2014
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Force entry resistant sash lock
- Patent number 8,844,985
- Issue date Sep 30, 2014
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Window vent stop with flexible side engagement pieces
- Patent number 8,833,809
- Issue date Sep 16, 2014
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Adjustable after-market sash window stop
- Patent number 8,789,862
- Issue date Jul 29, 2014
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Force entry resistant sash lock
- Patent number 8,789,857
- Issue date Jul 29, 2014
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Auto cam lock
- Patent number 8,567,830
- Issue date Oct 29, 2013
- Vision Industries Group, INC.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Sweep Lock
- Publication number 20200141163
- Publication date May 7, 2020
- Vision IndustriesGroup, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Combination Forced Entry Resistant Sash Lock and Tilt Latch, Also F...
- Publication number 20180340355
- Publication date Nov 29, 2018
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Tamper-Resistant Lock
- Publication number 20180230710
- Publication date Aug 16, 2018
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Casement Window Opening Control Device
- Publication number 20170298664
- Publication date Oct 19, 2017
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Window Vent Stop with Flexible Side Engagement Pieces
- Publication number 20170241172
- Publication date Aug 24, 2017
- Vision Industries, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Window Vent Stop with Flexible Side Engagement Pieces
- Publication number 20170218670
- Publication date Aug 3, 2017
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Sash Lock and Tilt Latch also Functioning as a Window Vent Stop, wi...
- Publication number 20170152688
- Publication date Jun 1, 2017
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Casement Window Opening Control Device with Sliding Arms
- Publication number 20170051543
- Publication date Feb 23, 2017
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Integrated Sash Lock and Tilt Latch Combination with Improved Inter...
- Publication number 20170002590
- Publication date Jan 5, 2017
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Window Vent Stop with Flexible Side Engagement Pieces
- Publication number 20160369539
- Publication date Dec 22, 2016
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Casement Window Opening Control Device
- Publication number 20160340945
- Publication date Nov 24, 2016
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Screwless Sash Lock for Metal and Plastic Window Sashes and the Like
- Publication number 20160319575
- Publication date Nov 3, 2016
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Screwless Mounted Short-Throw Lock for Sliding Windows and Doors
- Publication number 20160168886
- Publication date Jun 16, 2016
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Combination Four-Position Sash Lock and Tilt Latch also Functioning...
- Publication number 20160069108
- Publication date Mar 10, 2016
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
IMPACT RESISTANT LOCK AND TILT LATCH COMBINATION FOR A SLIDING SASH...
- Publication number 20160060920
- Publication date Mar 3, 2016
- Vision Industries Group. Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Integrated Sash Lock and Tilt Latch combination Using One Lock for...
- Publication number 20160060921
- Publication date Mar 3, 2016
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Method of Securing a Sash Window and Door for Transport
- Publication number 20150337563
- Publication date Nov 26, 2015
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Integrated Sash Lock and Tilt Latch Combination with Improved Inter...
- Publication number 20150330121
- Publication date Nov 19, 2015
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Casement Window Opening Device
- Publication number 20150330124
- Publication date Nov 19, 2015
- Vision Industries Group, Inc.
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Integrated Sash Lock and Tilt Latch with Screwless Installation and...
- Publication number 20150252596
- Publication date Sep 10, 2015
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Integrated Sash Lock and Tilt Latch Combination with Improved Wind-...
- Publication number 20150252600
- Publication date Sep 10, 2015
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Door Travel Limiting Device
- Publication number 20150143664
- Publication date May 28, 2015
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Casement Window Opening Control Device
- Publication number 20150089877
- Publication date Apr 2, 2015
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Window Vent Stop with Flexible Side Engagement Pieces
- Publication number 20140306462
- Publication date Oct 16, 2014
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Sash Window Tilt Latch Accommodating Varying Rail/Stile Cross-Secti...
- Publication number 20130093198
- Publication date Apr 18, 2013
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Force Entry Resistant Sash Lock
- Publication number 20120313386
- Publication date Dec 13, 2012
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Force Entry Resistant Sash Lock
- Publication number 20120313387
- Publication date Dec 13, 2012
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Screwless Sash Lock for Metal and Plastic Window Sashes and the Like
- Publication number 20120284993
- Publication date Nov 15, 2012
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Auto Cam Lock
- Publication number 20110304163
- Publication date Dec 15, 2011
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Auto Lock
- Publication number 20110298225
- Publication date Dec 8, 2011
- Luke Liang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Person

Patents Grantslast 30 patents

Automatically resetting window vent stop with dual safety features

Combination sash lock and tilt latch and slidable window vent stop

Vent stop

Sash lock and tilt latch also functioning as a window vent stop, wi...

Combination four-position sash lock and tilt latch also functioning...

Combination forced entry resistant sash lock and tilt latch, also f...

Impact resistant lock and tilt latch combination for a sliding sash...

Tamper-resistant lock

Integrated sash lock and tilt latch combination using one lock for...

Method of securing a sash window and door for transport

Integrated sash lock and tilt latch combination with improved inter...

Casement window opening control device with sliding arms

Combination sash lock and tilt latch with improved interconnection...

Window vent stop with plastic spring member for bi-directional bias...

Window vent stop with flexible side engagement pieces

Window vent stop with flexible side engagement pieces

Casement window opening control device

Casement window opening control device

Screwless sash lock for metal and plastic window sashes and the like

Sash lock and keeper

Casement window opening control device

Door travel limiting device

Sash lock and keeper

Sash lock and keeper

Sash lock with signal

Force entry resistant sash lock

Window vent stop with flexible side engagement pieces

Adjustable after-market sash window stop

Force entry resistant sash lock

Auto cam lock

Patents Applicationslast 30 patents

Sweep Lock

Combination Forced Entry Resistant Sash Lock and Tilt Latch, Also F...

Tamper-Resistant Lock

Casement Window Opening Control Device

Window Vent Stop with Flexible Side Engagement Pieces

Window Vent Stop with Flexible Side Engagement Pieces

Sash Lock and Tilt Latch also Functioning as a Window Vent Stop, wi...

Casement Window Opening Control Device with Sliding Arms

Integrated Sash Lock and Tilt Latch Combination with Improved Inter...

Window Vent Stop with Flexible Side Engagement Pieces

Casement Window Opening Control Device

Screwless Sash Lock for Metal and Plastic Window Sashes and the Like

Screwless Mounted Short-Throw Lock for Sliding Windows and Doors

Combination Four-Position Sash Lock and Tilt Latch also Functioning...

IMPACT RESISTANT LOCK AND TILT LATCH COMBINATION FOR A SLIDING SASH...

Integrated Sash Lock and Tilt Latch combination Using One Lock for...

Method of Securing a Sash Window and Door for Transport

Integrated Sash Lock and Tilt Latch Combination with Improved Inter...

Casement Window Opening Device

Integrated Sash Lock and Tilt Latch with Screwless Installation and...

Integrated Sash Lock and Tilt Latch Combination with Improved Wind-...

Door Travel Limiting Device

Casement Window Opening Control Device

Window Vent Stop with Flexible Side Engagement Pieces

Sash Window Tilt Latch Accommodating Varying Rail/Stile Cross-Secti...

Force Entry Resistant Sash Lock

Force Entry Resistant Sash Lock

Screwless Sash Lock for Metal and Plastic Window Sashes and the Like

Auto Cam Lock

Auto Lock