Inventor · disambiguated record
Yizhi Hou
Also filed as: HOU YIZHI
2 granted patents·3 pending applications·13 citations·filing 2010–2024
56Inventor score
Top patents by PatentIndex Score
5 records- 0185US12090442B2Cartridge filterSMITH CORP A O·Filed 2024·Granted Sep 17, 2024·2 cites·20 claims
- 0274US8337698B2Spiral wound reverse osmosis membrane elementHOU YIZHI·Filed 2010·Granted Dec 25, 2012·11 cites·8 claims
- 0348US2022194819A1In-line water hardness sensor and water softener control systemSMITH CORP A O·Filed 2019·Application pending·0 cites
- 0442US2021023504A1Membrane element and filter cartridgeSMITH CORP A O·Filed 2018·Application pending·0 cites
- 0542US2014042080A1Reverse osmosis membrane elementSMITH A O SHANGHAI WATER TREAT PRODUCTS CO LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →