Inventor · disambiguated record
Luke Liang
Also filed as: LIANG LUKE · LIANG LUKE K
76 granted patents·20 pending applications·950 citations·filing 2001–2024
99Inventor score
Top patents by PatentIndex Score
96 records- 0197US8789862B2Adjustable after-market sash window stopLIANG LUKE·Filed 2010·Granted Jul 29, 2014·32 cites·45 claims
- 0297US8360484B2Vent stop for wooden and other windowsVISION IND GROUP INC·Filed 2010·Granted Jan 29, 2013·28 cites·22 claims
- 0397US8235430B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2007·Granted Aug 7, 2012·33 cites·77 claims
- 0497US7159908B2Window sash latchVISION IND GROUP INC·Filed 2004·Granted Jan 9, 2007·62 cites·11 claims
- 0595US9103144B2Door travel limiting deviceLIANG LUKE·Filed 2013·Granted Aug 11, 2015·19 cites·20 claims
- 0694US8844985B2Force entry resistant sash lockLIANG LUKE·Filed 2011·Granted Sep 30, 2014·27 cites·26 claims
- 0794US8833809B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2010·Granted Sep 16, 2014·14 cites·11 claims
- 0894US8789857B2Force entry resistant sash lockLIANG LUKE·Filed 2012·Granted Jul 29, 2014·28 cites·22 claims
- 0993US7251860B2Window rotating handleLIANG LUKE·Filed 2005·Granted Aug 7, 2007·26 cites·38 claims
- 1092US9376834B2Screwless sash lock for metal and plastic window sashes and the likeLIANG LUKE·Filed 2012·Granted Jun 28, 2016·14 cites·14 claims
- 1192US8657347B2Auto lockLIANG LUKE·Filed 2010·Granted Feb 25, 2014·21 cites·22 claims
- 1292US8567830B2Auto cam lockLIANG LUKE·Filed 2010·Granted Oct 29, 2013·22 cites·20 claims
- 1391US12359477B1Window sash lock configured for screwless snap-in installation onto a meeting railVISION IND GROUP INC·Filed 2023·Granted Jul 15, 2025·2 cites·15 claims
- 1491US8511724B2Window sash latchLIANG LUKE·Filed 2009·Granted Aug 20, 2013·19 cites·25 claims
- 1591US7637544B2Night latchLIANG LUKE·Filed 2006·Granted Dec 29, 2009·39 cites·41 claims
- 1690US12428886B1Forced entry resistant sash lock also configured to snap into the meeting rail of the sash windowVISION IND GROUP INC·Filed 2023·Granted Sep 30, 2025·2 cites·18 claims
- 1790US11118376B1Combination sash lock and tilt latch and slidable window vent stopVISION IND GROUP INC·Filed 2018·Granted Sep 14, 2021·8 cites·10 claims
- 1890US10107021B1Window vent stop with plastic spring member for bi-directional biasing of the tumblerVISION IND GROUP INC·Filed 2017·Granted Oct 23, 2018·8 cites·10 claims
- 1990US9840860B2Double-action, adjustable, after-market sash stopLIANG LUKE·Filed 2011·Granted Dec 12, 2017·11 cites·25 claims
- 2089US10633897B2Tamper-resistant lockVISION IND GROUP INC·Filed 2017·Granted Apr 28, 2020·10 cites·8 claims
- 2189US8870244B2Sash lock with signalLIANG LUKE·Filed 2011·Granted Oct 28, 2014·17 cites·18 claims
- 2289US8336930B2Window sash latchLIANG LUKE·Filed 2007·Granted Dec 25, 2012·27 cites·46 claims
- 2389US7530611B2Night latch for sliding memberVISION INDUSTRY GROUP·Filed 2006·Granted May 12, 2009·33 cites·25 claims
- 2488US7699365B2Sash lock with condition signalVISION IND GROUP INC·Filed 2005·Granted Apr 20, 2010·35 cites·29 claims
- 2587US11168495B1Automatically resetting window vent stop with dual safety featuresVISION IND GROUP INC·Filed 2018·Granted Nov 9, 2021·6 cites·11 claims
- 2687US8414039B2Sash lock with signalLIANG LUKE·Filed 2007·Granted Apr 9, 2013·21 cites·6 claims
- 2787US8132290B2Block and tackle balance assembly with rotatable shoeLIANG LUKE·Filed 2008·Granted Mar 13, 2012·18 cites·49 claims
- 2886US7600796B2Night latchVISION IND GROUP·Filed 2006·Granted Oct 13, 2009·31 cites·16 claims
- 2985US10704297B2Impact resistant lock and tilt latch combination for a sliding sash windowVISION IND GROUP INC·Filed 2015·Granted Jul 7, 2020·7 cites·15 claims
- 3085US10119310B2Combination sash lock and tilt latch with improved interconnection for blind mating of the latch to the lockLIANG LUKE·Filed 2014·Granted Nov 6, 2018·8 cites·19 claims
- 3184US12467297B1Window balance assembly with improved brake arrangementVISION IND GROUP INC·Filed 2023·Granted Nov 11, 2025·1 cites·7 claims
- 3281US11168492B1Tamper resistant sash lockVISION IND GROUP INC·Filed 2019·Granted Nov 9, 2021·6 cites·16 claims
- 3381US10865592B2Sash lock and tilt latch also functioning as a window vent stop, with automatic locking upon closureVISION IND GROUP INC·Filed 2017·Granted Dec 15, 2020·5 cites·3 claims
- 3481US8220846B2Latch for tiltable sash windowsLIANG LUKE·Filed 2008·Granted Jul 17, 2012·19 cites·19 claims
- 3580US7941898B2Window rotating handleLIANG LUKE·Filed 2007·Granted May 17, 2011·11 cites·45 claims
- 3680US7905521B2Multi-point sliding door latchVISION IND GROUP·Filed 2006·Granted Mar 15, 2011·11 cites·40 claims
- 3779US9115529B2Casement window opening control deviceLIANG LUKE·Filed 2013·Granted Aug 25, 2015·6 cites·6 claims
- 3878US8032989B2Casement window hingeVISION IND GROUP INC·Filed 2007·Granted Oct 11, 2011·11 cites·34 claims
- 3977US7559588B2Window vent stopLIANG LUKE K·Filed 2001·Granted Jul 14, 2009·21 cites·27 claims
- 4075US9127486B2Sash window and door transportation clip assemblyLIANG LUKE·Filed 2013·Granted Sep 8, 2015·6 cites·15 claims
- 4174USD546166SSash lockLIANG LUKE·Filed 2005·Granted Jul 10, 2007·14 cites·1 claims
- 4273US7900400B2Adjustable window hingeVISION IND GROUP INC·Filed 2006·Granted Mar 8, 2011·8 cites·20 claims
- 4373US7431356B2Window vent stopVISION IND GROUP INC·Filed 2003·Granted Oct 7, 2008·29 cites·18 claims
- 4471US11187010B1Forced-entry-resistant sash lockVISION IND GROUP INC·Filed 2019·Granted Nov 30, 2021·2 cites·12 claims
- 4571US10323439B2Method of securing a sash window and door for transportVISION IND GROUP INC·Filed 2015·Granted Jun 18, 2019·3 cites·2 claims
- 4670US7775563B2Mortise lock for a sliding doorVISION IND GROUP·Filed 2006·Granted Aug 17, 2010·6 cites·16 claims
- 4770US7296831B2Window lock keeperGENEROWICZ PAUL·Filed 2004·Granted Nov 20, 2007·33 cites·15 claims
- 4870USD551534SHandleVISION IND·Filed 2006·Granted Sep 25, 2007·20 cites·1 claims
- 4970US7257864B2Casement window hingeLIANG LUKE K·Filed 2002·Granted Aug 21, 2007·21 cites·23 claims
- 5069US11047157B1Vent stopVISION IND GROUP INC·Filed 2018·Granted Jun 29, 2021·2 cites·14 claims
Showing the top 50 of 96 patent records by PatentIndex Score.
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