Inventor · disambiguated record
David Chen
Also filed as: CHEN DAVID
67 granted patents·17 pending applications·1,799 citations·filing 2002–2025
99Inventor score
Top patents by PatentIndex Score
84 records- 0198US7821702B2Electrophoretic display with dual mode switchingSIPIX IMAGING INC·Filed 2009·Granted Oct 26, 2010·92 cites·21 claims
- 0298US7492505B2Electrophoretic display with dual mode switchingSIPIX IMAGING INC·Filed 2007·Granted Feb 17, 2009·144 cites·34 claims
- 0398US7046228B2Electrophoretic display with dual mode switchingSIPIX IMAGING INC·Filed 2002·Granted May 16, 2006·279 cites·51 claims
- 0498US6751007B2Transflective electrophoretic displaySIPIX IMAGING INC·Filed 2002·Granted Jun 15, 2004·164 cites·46 claims
- 0597US8789862B2Adjustable after-market sash window stopLIANG LUKE·Filed 2010·Granted Jul 29, 2014·32 cites·45 claims
- 0697US8360484B2Vent stop for wooden and other windowsVISION IND GROUP INC·Filed 2010·Granted Jan 29, 2013·28 cites·22 claims
- 0797US8235430B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2007·Granted Aug 7, 2012·33 cites·77 claims
- 0897US6987605B2Transflective electrophoretic displaySIPIX IMAGING INC·Filed 2004·Granted Jan 17, 2006·118 cites·44 claims
- 0997US6885495B2Electrophoretic display with in-plane switchingSIPIX IMAGING INC·Filed 2002·Granted Apr 26, 2005·132 cites·74 claims
- 1096US6781745B2Electrophoretic display with gating electrodesSIPIX IMAGING INC·Filed 2002·Granted Aug 24, 2004·98 cites·24 claims
- 1195US9103144B2Door travel limiting deviceLIANG LUKE·Filed 2013·Granted Aug 11, 2015·19 cites·20 claims
- 1294US8844985B2Force entry resistant sash lockLIANG LUKE·Filed 2011·Granted Sep 30, 2014·27 cites·26 claims
- 1394US8833809B2Window vent stop with flexible side engagement piecesLIANG LUKE·Filed 2010·Granted Sep 16, 2014·14 cites·11 claims
- 1494US8789857B2Force entry resistant sash lockLIANG LUKE·Filed 2012·Granted Jul 29, 2014·28 cites·22 claims
- 1594US6806995B2Electrophoretic display with holding electrodesSIPIX IMAGING INC·Filed 2002·Granted Oct 19, 2004·75 cites·30 claims
- 1693US7408696B2Three-dimensional electrophoretic displaysSIPIX IMAGING INC·Filed 2004·Granted Aug 5, 2008·52 cites·17 claims
- 1792US9376834B2Screwless sash lock for metal and plastic window sashes and the likeLIANG LUKE·Filed 2012·Granted Jun 28, 2016·14 cites·14 claims
- 1892US8657347B2Auto lockLIANG LUKE·Filed 2010·Granted Feb 25, 2014·21 cites·22 claims
- 1992US8567830B2Auto cam lockLIANG LUKE·Filed 2010·Granted Oct 29, 2013·22 cites·20 claims
- 2091US8511724B2Window sash latchLIANG LUKE·Filed 2009·Granted Aug 20, 2013·19 cites·25 claims
- 2191US7637544B2Night latchLIANG LUKE·Filed 2006·Granted Dec 29, 2009·39 cites·41 claims
- 2290US11118376B1Combination sash lock and tilt latch and slidable window vent stopVISION IND GROUP INC·Filed 2018·Granted Sep 14, 2021·8 cites·10 claims
- 2390US10107021B1Window 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
- 2489US10633897B2Tamper-resistant lockVISION IND GROUP INC·Filed 2017·Granted Apr 28, 2020·10 cites·8 claims
- 2589US8870244B2Sash lock with signalLIANG LUKE·Filed 2011·Granted Oct 28, 2014·17 cites·18 claims
- 2689US8336930B2Window sash latchLIANG LUKE·Filed 2007·Granted Dec 25, 2012·27 cites·46 claims
- 2789US7530611B2Night latch for sliding memberVISION INDUSTRY GROUP·Filed 2006·Granted May 12, 2009·33 cites·25 claims
- 2888US7699365B2Sash lock with condition signalVISION IND GROUP INC·Filed 2005·Granted Apr 20, 2010·35 cites·29 claims
- 2987US11168495B1Automatically resetting window vent stop with dual safety featuresVISION IND GROUP INC·Filed 2018·Granted Nov 9, 2021·6 cites·11 claims
- 3087US8414039B2Sash lock with signalLIANG LUKE·Filed 2007·Granted Apr 9, 2013·21 cites·6 claims
- 3187US8132290B2Block and tackle balance assembly with rotatable shoeLIANG LUKE·Filed 2008·Granted Mar 13, 2012·18 cites·49 claims
- 3285US10704297B2Impact resistant lock and tilt latch combination for a sliding sash windowVISION IND GROUP INC·Filed 2015·Granted Jul 7, 2020·7 cites·15 claims
- 3385US10119310B2Combination 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
- 3483US2025313072A1Vehicle ProtectorCHEN DAVID·Filed 2025·Application pending·0 cites
- 3581US10865592B2Sash 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
- 3681US8220846B2Latch for tiltable sash windowsLIANG LUKE·Filed 2008·Granted Jul 17, 2012·19 cites·19 claims
- 3780US7905521B2Multi-point sliding door latchVISION IND GROUP·Filed 2006·Granted Mar 15, 2011·11 cites·40 claims
- 3879US9115529B2Casement window opening control deviceLIANG LUKE·Filed 2013·Granted Aug 25, 2015·6 cites·6 claims
- 3978US8032989B2Casement window hingeVISION IND GROUP INC·Filed 2007·Granted Oct 11, 2011·11 cites·34 claims
- 4075US9127486B2Sash window and door transportation clip assemblyLIANG LUKE·Filed 2013·Granted Sep 8, 2015·6 cites·15 claims
- 4173US7900400B2Adjustable window hingeVISION IND GROUP INC·Filed 2006·Granted Mar 8, 2011·8 cites·20 claims
- 4271US10323439B2Method of securing a sash window and door for transportVISION IND GROUP INC·Filed 2015·Granted Jun 18, 2019·3 cites·2 claims
- 4370US7775563B2Mortise lock for a sliding doorVISION IND GROUP·Filed 2006·Granted Aug 17, 2010·6 cites·16 claims
- 4470USD551534SHandleVISION IND·Filed 2006·Granted Sep 25, 2007·20 cites·1 claims
- 4569US11047157B1Vent stopVISION IND GROUP INC·Filed 2018·Granted Jun 29, 2021·2 cites·14 claims
- 4665US11485275B2Cover for motor vehicle or luggage on a motor vehicleCHEN DAVID·Filed 2020·Granted Nov 1, 2022·0 cites·20 claims
- 4764US10570652B2Integrated sash lock and tilt latch combination using one lock for two tilt latchesVISION IND GROUP INC·Filed 2015·Granted Feb 25, 2020·2 cites·8 claims
- 4863US8336927B2Tilt latch with cantilevered angular extensionLIANG LUKE·Filed 2008·Granted Dec 25, 2012·5 cites·17 claims
- 4962US2020141163A1Sweep LockVISION IND INC·Filed 2020·Application pending·0 cites
- 5059US2009158677A1Muntin bar clip for colonial and other-style windowsLIANG LUKE·Filed 2007·Application pending·0 cites
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →