Assignee
GUANGDONG GUANGHUA SCI TECH CO LTD
CN·1 granted patent·1 pending application·0 citations·filing 2017–2018
Top patents by PatentIndex Score
2 records- 0138US2019100848A1Copper Electroplating Solution and Copper Electroplating ProcessGUANGDONG GUANGHUA SCI TECH CO LTD·Filed 2017·Application pending·0 cites
- 0230US10479694B2Process of clean production of electronic grade high-purity copper oxideGUANGDONG GUANGHUA SCI TECH CO LTD·Filed 2018·Granted Nov 19, 2019·0 cites·6 claims
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