Inventor · disambiguated record
Yu-Che Wen
Also filed as: WEN YU C · WEN YU-CHE
26 granted patents·15 pending applications·389 citations·filing 2002–2017
96Inventor score
Top patents by PatentIndex Score
41 records- 0193US7984745B2Cordless window blind structureNIEN MADE ENTPR CO LTD·Filed 2007·Granted Jul 26, 2011·32 cites·17 claims
- 0291US7353856B2Window covering having roll-up shade segmentsNIEN MADE ENTPR CO LTD·Filed 2005·Granted Apr 8, 2008·34 cites·17 claims
- 0388US7597131B2Cord lock apparatus of window shade assemblyNIEN MADE ENTPR CO LTD·Filed 2007·Granted Oct 6, 2009·25 cites·8 claims
- 0487US7302738B2Safe disengaging device for the pull cord of a blindNIEN MADE ENTPR CO LTD·Filed 2006·Granted Dec 4, 2007·18 cites·2 claims
- 0587US6655441B2Friction transmission mechanism for a motor-driven blindIND TECH RES INST·Filed 2002·Granted Dec 2, 2003·44 cites·9 claims
- 0685US8910696B2Slat controller of window blindWEN YU-CHE·Filed 2012·Granted Dec 16, 2014·14 cites·12 claims
- 0785US6786270B2Lift lock for blindIND TECH RES INST·Filed 2003·Granted Sep 7, 2004·50 cites·7 claims
- 0881US8104146B2Safety cord release of window coveringWEN YU-CHE·Filed 2010·Granted Jan 31, 2012·12 cites·10 claims
- 0978US10563455B2Locking mechanism for cord of window coveringNIEN MADE ENTPR CO LTD·Filed 2017·Granted Feb 18, 2020·4 cites·23 claims
- 1078US8091606B2Operating wand for venetian blindsNIEN MING·Filed 2004·Granted Jan 10, 2012·28 cites·24 claims
- 1177US7703500B2Bracket and head rail assemblyNIEN MADE ENTPR CO LTD·Filed 2006·Granted Apr 27, 2010·16 cites·8 claims
- 1276US6659156B2Screw transmission mechanism for a blindIND TECH RES INST·Filed 2002·Granted Dec 9, 2003·25 cites·15 claims
- 1376US6619365B1Plug-in transmission mechanism for a motor-driven blindIND TECH RES INST·Filed 2002·Granted Sep 16, 2003·26 cites·11 claims
- 1471US6789597B2Electromagnetic clutch-controlled electric blindIND TECH RES INST·Filed 2002·Granted Sep 14, 2004·25 cites·35 claims
- 1570US10316582B2Light shielding structure for vertical blindNIEN MADE ENTPR CO LTD·Filed 2016·Granted Jun 11, 2019·2 cites·10 claims
- 1670US9458664B2Adjustable cord locker and window blind having such adjustable cord lockerNIEN MADE ENTPR CO LTD·Filed 2014·Granted Oct 4, 2016·6 cites·18 claims
- 1770US7040374B2Electromagnetic clutch-controlled electric blindNIEN MADE ENTPR CO LTD·Filed 2004·Granted May 9, 2006·15 cites·12 claims
- 1866US8776860B2Vane assembly of vertical window blind and the vane carrier thereofWEN YU-CHE·Filed 2012·Granted Jul 15, 2014·4 cites·9 claims
- 1964US8919417B2Head rail of window covering and lid fastenerWEN YU-CHE·Filed 2012·Granted Dec 30, 2014·3 cites·5 claims
- 2063US8156991B2Cord lock of window coveringsCHENG JU-SHENG·Filed 2009·Granted Apr 17, 2012·3 cites·15 claims
- 2160US2010326608A1Secure lock for a lift cord of a window blind or shadeWEN YU-CHE·Filed 2009·Application pending·0 cites
- 2260US2007012407A1Venetian Blind Having Dual-Drive MechanismMARC KARISH·Filed 2006·Application pending·0 cites
- 2359US10718155B2Light blocking system for vertical blindNIEN MADE ENTPR CO LTD·Filed 2017·Granted Jul 21, 2020·1 cites·11 claims
- 2458US9133660B2Device for adjusting slats of window blindNIEN MADE ENTPR CO LTD·Filed 2013·Granted Sep 15, 2015·1 cites·7 claims
- 2558US8739370B2Cord release of window coveringWEN YU-CHE·Filed 2011·Granted Jun 3, 2014·1 cites·10 claims
- 2657US2008196843A1Rail structure for window blindsNIEN MADE ENTPR CO LTD·Filed 2007·Application pending·0 cites
- 2757US2008087386A1Combination structure of spring power assembly and head railNIEN MADE ENTPR CO LTD·Filed 2006·Application pending·0 cites
- 2855US2008099157A1Device for winding suspension cord of blindNIEN MADE ENTPR CO LTD·Filed 2006·Application pending·0 cites
- 2954US2006243399A1End fastener for fixing the pull cord of a transverse blindNIEN MADE ENTPR CO LTD·Filed 2005·Application pending·0 cites
- 3052US10619411B2Light shielding structure for vertical blindNIEN MADE ENTPR CO LTD·Filed 2017·Granted Apr 14, 2020·0 cites·18 claims
- 3151US2007181266A1Blind fixing coreNIEN MADE ENTPR CO LTD·Filed 2006·Application pending·0 cites
- 3248US8752251B2Cord release of window coveringWEN YU-CHE·Filed 2012·Granted Jun 17, 2014·0 cites·15 claims
- 3348US2004163774A1Venetian blind having dual-drive mechanismFiled 2003·Application pending·0 cites
- 3447US8701738B2Cord controller of window coveringWEN YU-CHE·Filed 2011·Granted Apr 22, 2014·0 cites·6 claims
- 3545US2016340976A1Adjustable cord locker and window blind having such adjustable cord lockerNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3644US2011192549A1Cord operated roman shadeNIEN MADE ENTPR CO LTD·Filed 2010·Application pending·0 cites
- 3743US2011318087A1Safety Device for Window ShadesWEN YU-CHE·Filed 2010·Application pending·0 cites
- 3842US2003168187A1Battery-operated electric blindIND TECH RES INST·Filed 2002·Application pending·0 cites
- 3937US2011272107A1Safety cord releaser for window coveringNIEN MADE ENTPR CO LTD·Filed 2010·Application pending·0 cites
- 4036US2018087318A1Tension blindNIEN MADE ENTPR CO LTD·Filed 2017·Application pending·0 cites
- 4135US2016201388A1Device for tilting slats of window blindNIEN MADE ENTPR CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →