Inventor · disambiguated record

Fonvoon Lai

Also filed as: LAI FONVOON

3 granted patents·0 citations·filing 2018–2021

43Inventor score

Technology areasC02F

Files withGUANGZHOU ULTRA UNION CHEMICALS LTD3

Top patents by PatentIndex Score

3 records

0160US11685681B2Method for treatment of mixed electroplating wasterwater without cyanide and phosphorus-containing reductantGUANGZHOU ULTRA UNION CHEMICALS LTD·Filed 2021·Granted Jun 27, 2023·0 cites·7 claims
0255US11136254B2Method for integrated treatment of electroplating wasterwaterGUANGZHOU ULTRA UNION CHEMICALS LTD·Filed 2018·Granted Oct 5, 2021·0 cites·9 claims
0346US10577265B2Method for treating electroless copper plating wastewaterGUANGZHOU ULTRA UNION CHEMICALS LTD·Filed 2018·Granted Mar 3, 2020·0 cites·10 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →