Inventor · disambiguated record
Chongwu Guo
Also filed as: GUO CHONGWU
4 granted patents·0 citations·filing 2018–2021
54Inventor score
Files withGUANGZHOU ULTRA UNION CHEMICALS LTD4
Top patents by PatentIndex Score
4 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
- 0442US10619055B2Hydroxyl graphene-modified plating sealants and preparation methods thereofGUANGZHOU ULTRA UNION CHEMICALS LTD·Filed 2019·Granted Apr 14, 2020·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →