Assignee
MIAO CHANGWEN
CN·1 granted patent·1 pending application·2 citations·filing 2010–2011
Top patents by PatentIndex Score
2 records- 0159US9175122B2Preparation method of hyperbranched polycarboxylic acid containing copolymer cement dispersantMIAO CHANGWEN·Filed 2010·Granted Nov 3, 2015·2 cites·10 claims
- 0220US2014194589A1Water-dispersible amphoteric polyurethane, preparation method therefor, and use thereof in reinforcing concreteMIAO CHANGWEN·Filed 2011·Application pending·0 cites
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