Inventor · disambiguated record
Tong Liang
Also filed as: LIANG TONG
42 granted patents·12 pending applications·518 citations·filing 2002–2020
98Inventor score
Top patents by PatentIndex Score
54 records- 0197US8360484B2Vent stop for wooden and other windowsVISION IND GROUP INC·Filed 2010·Granted Jan 29, 2013·28 cites·22 claims
- 0297US8235430B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2007·Granted Aug 7, 2012·33 cites·77 claims
- 0395US9103144B2Door travel limiting deviceLIANG LUKE·Filed 2013·Granted Aug 11, 2015·19 cites·20 claims
- 0494US8844985B2Force entry resistant sash lockLIANG LUKE·Filed 2011·Granted Sep 30, 2014·27 cites·26 claims
- 0594US8833809B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2010·Granted Sep 16, 2014·14 cites·11 claims
- 0694US8789857B2Force entry resistant sash lockLIANG LUKE·Filed 2012·Granted Jul 29, 2014·28 cites·22 claims
- 0792US9376834B2Screwless sash lock for metal and plastic window sashes and the likeLIANG LUKE·Filed 2012·Granted Jun 28, 2016·14 cites·14 claims
- 0891US8511724B2Window sash latchLIANG LUKE·Filed 2009·Granted Aug 20, 2013·19 cites·25 claims
- 0991US7637544B2Night latchLIANG LUKE·Filed 2006·Granted Dec 29, 2009·39 cites·41 claims
- 1090US10107021B1Window 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
- 1189US10633897B2Tamper-resistant lockVISION IND GROUP INC·Filed 2017·Granted Apr 28, 2020·10 cites·8 claims
- 1289US8870244B2Sash lock with signalLIANG LUKE·Filed 2011·Granted Oct 28, 2014·17 cites·18 claims
- 1389US8336930B2Window sash latchLIANG LUKE·Filed 2007·Granted Dec 25, 2012·27 cites·46 claims
- 1487US8414039B2Sash lock with signalLIANG LUKE·Filed 2007·Granted Apr 9, 2013·21 cites·6 claims
- 1587US8132290B2Block and tackle balance assembly with rotatable shoeLIANG LUKE·Filed 2008·Granted Mar 13, 2012·18 cites·49 claims
- 1686US7600796B2Night latchVISION IND GROUP·Filed 2006·Granted Oct 13, 2009·31 cites·16 claims
- 1785US10119310B2Combination 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
- 1881US8220846B2Latch for tiltable sash windowsLIANG LUKE·Filed 2008·Granted Jul 17, 2012·19 cites·19 claims
- 1980US7941898B2Window rotating handleLIANG LUKE·Filed 2007·Granted May 17, 2011·11 cites·45 claims
- 2080US7905521B2Multi-point sliding door latchVISION IND GROUP·Filed 2006·Granted Mar 15, 2011·11 cites·40 claims
- 2179US9115529B2Casement window opening control deviceLIANG LUKE·Filed 2013·Granted Aug 25, 2015·6 cites·6 claims
- 2278US8032989B2Casement window hingeVISION IND GROUP INC·Filed 2007·Granted Oct 11, 2011·11 cites·34 claims
- 2373US7900400B2Adjustable window hingeVISION IND GROUP INC·Filed 2006·Granted Mar 8, 2011·8 cites·20 claims
- 2473US7431356B2Window vent stopVISION IND GROUP INC·Filed 2003·Granted Oct 7, 2008·29 cites·18 claims
- 2570US7257864B2Casement window hingeLIANG LUKE K·Filed 2002·Granted Aug 21, 2007·21 cites·23 claims
- 2662US2020141163A1Sweep LockVISION IND INC·Filed 2020·Application pending·0 cites
- 2757US10844636B2Combination forced entry resistant sash lock and tilt latch, also functioning as a window opening control deviceVISION IND GROUP INC·Filed 2017·Granted Nov 24, 2020·1 cites·6 claims
- 2857US7165359B2Balance shoeVISION IND GROUP INC·Filed 2005·Granted Jan 23, 2007·1 cites·11 claims
- 2956US10323446B2Integrated sash lock and tilt latch combination with improved interconnection capability therebetweenLIANG LUKE·Filed 2014·Granted Jun 18, 2019·0 cites·26 claims
- 3056US10006232B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2014·Granted Jun 26, 2018·0 cites·5 claims
- 3156USD626815SHandleVISION IND GROUP INC·Filed 2008·Granted Nov 9, 2010·9 cites·1 claims
- 3255USD571635SSash lock and keeperLIANG LUKE·Filed 2006·Granted Jun 24, 2008·9 cites·1 claims
- 3354US10174530B2Casement window opening control device with sliding armsVISION IND GROUP INC·Filed 2016·Granted Jan 8, 2019·0 cites·13 claims
- 3454US10053896B2Window vent stop with flexible side engagement piecesVISION IND GROUP INC·Filed 2017·Granted Aug 21, 2018·0 cites·2 claims
- 3554US6901702B2Balance shoeFiled 2003·Granted Jun 7, 2005·6 cites·11 claims
- 3654US2017241172A1Window Vent Stop with Flexible Side Engagement PiecesVISION IND INC·Filed 2017·Application pending·0 cites
- 3753US2009014905A1Extruded sash lockLIANG LUKE·Filed 2007·Application pending·0 cites
- 3852US2007056216A1Balance shoeLIANG LUKE K·Filed 2006·Application pending·0 cites
- 3952US2017298664A1Casement Window Opening Control DeviceVISION IND GROUP INC·Filed 2017·Application pending·0 cites
- 4052US2010269292A1Block and tackle window balance deviceLIANG LUKE·Filed 2009·Application pending·0 cites
- 4151US9670705B2Casement window opening control deviceVISION IND GROUP INC·Filed 2016·Granted Jun 6, 2017·0 cites·4 claims
- 4251US9388612B2Casement window opening control deviceVISION IND GROUP INC·Filed 2015·Granted Jul 12, 2016·0 cites·10 claims
- 4350USD756746SSash lock and keeperVISION IND GROUP INC·Filed 2015·Granted May 24, 2016·4 cites·1 claims
- 4450US2009044377A1Casement window hingeLIANG LUKE·Filed 2007·Application pending·0 cites
- 4549US2016319575A1Screwless Sash Lock for Metal and Plastic Window Sashes and the LikeVISION IND GROUP INC·Filed 2016·Application pending·0 cites
- 4648US7197849B2Balance shoe for tilt windowsVISION IND GROUP INC·Filed 2003·Granted Apr 3, 2007·2 cites·39 claims
- 4745USD634175SHandleVISION IND GROUP INC·Filed 2007·Granted Mar 15, 2011·5 cites·1 claims
- 4845US2009206616A1Auto vent stopLIANG LUKE·Filed 2009·Application pending·0 cites
- 4942US2013093198A1Sash Window Tilt Latch Accommodating Varying Rail/Stile Cross-Sectional ArrangementsLIANG LUKE·Filed 2012·Application pending·0 cites
- 5040USD721942SSash lock and keeperLIANG LUKE·Filed 2013·Granted Feb 3, 2015·3 cites·1 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →