Inventor · disambiguated record
Kwok Chiu Yu
Also filed as: YU KWOK CHIU
3 granted patents·1 pending application·3 citations·filing 2011–2015
53Inventor score
Top patents by PatentIndex Score
4 records- 0155US9932728B2Flush valve assembly and toilet flush system incorporating the sameDEFOND COMPONENTS LTD·Filed 2015·Granted Apr 3, 2018·1 cites·24 claims
- 0254US9228334B2Liquid-operated actuator assembly, particularly for a flush toilet, and flush toilet incorporating the assemblyYU KWOK CHIU·Filed 2012·Granted Jan 5, 2016·2 cites·9 claims
- 0340US9663933B2Toilet apparatusDEFOND COMPONENTS LTD·Filed 2015·Granted May 30, 2017·0 cites·16 claims
- 0428US2013152292A1Liquid-operated actuator assemblyYU KWOK CHIU·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →