Inventor · disambiguated record
Keng-Hao Nien
Also filed as: NIEN KENG H · NIEN KENG-HAO
30 granted patents·13 pending applications·197 citations·filing 2001–2020
96Inventor score
Top patents by PatentIndex Score
43 records- 0197US10745966B2Support structure for roller for a shadeNIEN MADE ENTPR CO LTD·Filed 2017·Granted Aug 18, 2020·31 cites·5 claims
- 0296US10451145B2System and device for window covering systemNIEN MADE ENTPR CO LTD·Filed 2017·Granted Oct 22, 2019·17 cites·31 claims
- 0393US10107032B2Control mechanism for raising and lowering window coveringNIEN MADE ENTPR CO LTD·Filed 2016·Granted Oct 23, 2018·11 cites·12 claims
- 0490US9988838B2TDBU window covering with carriage structureNIEN MADE ENTPR CO LTD·Filed 2016·Granted Jun 5, 2018·11 cites·10 claims
- 0588US10619412B2Slat of window coveringNIEN MADE ENTPR CO LTD·Filed 2017·Granted Apr 14, 2020·9 cites·9 claims
- 0688US10302172B2Window covering system and window covering control assembly thereofNIEN MADE ENTPR CO LTD·Filed 2017·Granted May 28, 2019·6 cites·28 claims
- 0786US10865600B2Window blindNIEN MADE ENTPR CO LTD·Filed 2018·Granted Dec 15, 2020·8 cites·15 claims
- 0886US10612299B2Control device of window covering systemNIEN MADE ENTPR CO LTD·Filed 2017·Granted Apr 7, 2020·8 cites·14 claims
- 0986US10533371B2System and device for window coveringNIEN MADE ENTPR CO LTD·Filed 2017·Granted Jan 14, 2020·7 cites·17 claims
- 1084US10415617B2Connecting structure and covering device for opening of buildingNIEN MADE ENTPR CO LTD·Filed 2017·Granted Sep 17, 2019·5 cites·7 claims
- 1184US7434353B2Electric blindNIEN MADE ENTPR CO LTD·Filed 2006·Granted Oct 14, 2008·19 cites·13 claims
- 1283US10731408B2Window covering system and displacement controlling device thereofNIEN MADE ENTPR CO LTD·Filed 2017·Granted Aug 4, 2020·5 cites·14 claims
- 1383US10501985B2System and device for window coveringNIEN MADE ENTPR CO LTD·Filed 2017·Granted Dec 10, 2019·5 cites·17 claims
- 1481USRE48355EControl mechanism for raising and lowering window coveringNIEN MADE ENTPR CO LTD·Filed 2019·Granted Dec 15, 2020·3 cites·12 claims
- 1579US6474038B2Window shutter frame assembly and method for installationNIEN MADE ENTPR CO LTD·Filed 2001·Granted Nov 5, 2002·28 cites·15 claims
- 1678US10968695B2Fixing assembly for roller shadeNIEN MADE ENTPR CO LTD·Filed 2018·Granted Apr 6, 2021·4 cites·11 claims
- 1778US10563455B2Locking mechanism for cord of window coveringNIEN MADE ENTPR CO LTD·Filed 2017·Granted Feb 18, 2020·4 cites·23 claims
- 1874US11230881B2Block and tackle window blindNIEN MADE ENTPR CO LTD·Filed 2018·Granted Jan 25, 2022·3 cites·18 claims
- 1974US11220860B2Position-fixing systemNIEN MADE ENTPR CO LTD·Filed 2018·Granted Jan 11, 2022·3 cites·24 claims
- 2074US11008807B2Position-fixing systemNIEN MADE ENTPR CO LTD·Filed 2018·Granted May 18, 2021·3 cites·20 claims
- 2167US11480230B2Damping device of window coveringNIEN MADE ENTPR CO LTD·Filed 2020·Granted Oct 25, 2022·0 cites·5 claims
- 2267US10619410B2Window blindNIEN MADE ENTPR CO LTD·Filed 2017·Granted Apr 14, 2020·1 cites·20 claims
- 2367US10612300B2Window blindNIEN MADE ENTPR CO LTD·Filed 2017·Granted Apr 7, 2020·1 cites·20 claims
- 2467US10036196B2Automatic closing structure for slats of sashNIEN MADE ENTPR CO LTD·Filed 2015·Granted Jul 31, 2018·2 cites·28 claims
- 2564US10428899B2Window covering system and window covering control apparatus thereofNIEN MADE ENTPR CO LTD·Filed 2017·Granted Oct 1, 2019·1 cites·23 claims
- 2659US10718155B2Light blocking system for vertical blindNIEN MADE ENTPR CO LTD·Filed 2017·Granted Jul 21, 2020·1 cites·11 claims
- 2758US9890586B2Sunshade structureNIEN MADE ENTPR CO LTD·Filed 2015·Granted Feb 13, 2018·1 cites·13 claims
- 2854US2007045049A1Display and method of selling shuttersNIEN KENG H·Filed 2005·Application pending·0 cites
- 2953US10612621B2Damping device for window coveringNIEN MADE ENTPR CO LTD·Filed 2016·Granted Apr 7, 2020·0 cites·7 claims
- 3048US10865601B2Window coveringNIEN MADE ENTPR CO LTD·Filed 2018·Granted Dec 15, 2020·0 cites·10 claims
- 3147US11078724B2Window coveringNIEN MADE ENTPR CO LTD·Filed 2018·Granted Aug 3, 2021·0 cites·14 claims
- 3247US2008000157A1Method and device to motorize bladeset rotation angle of shutterNIEN KENG-HAO·Filed 2006·Application pending·0 cites
- 3346US2020040655A1Resistance mechanism for cord of window coveringNIEN MADE ENTPR CO LTD·Filed 2018·Application pending·0 cites
- 3445US2005102963A1Shutter having improved frame composition, and method for manufactureFiled 2003·Application pending·0 cites
- 3543US2018073295A1Composite ladder tape and window blind with the sameNIEN MADE ENTPR CO LTD·Filed 2017·Application pending·0 cites
- 3643US2017107717A1Building material for doors and windows, and method of making the sameNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3742US2017058598A1Covering device for opening of building and headrail structure thereofNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3842US2017298688A1Spring box of cordless window covering and friction mechanism of the sameNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3942US2017138123A1Window blindNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 4042US2016348417A1Covering assembly for building openingNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 4141US2017298687A1Reeling device for window coveringNIEN MADE ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 4239US2018112460A1Ladder tape and window blind with the sameNIEN MADE ENTPR CO LTD·Filed 2017·Application pending·0 cites
- 4335US2007264019A1Remote controller with narrowed acting angleNIEN KENG-HAO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →