Assignee
ZHANG DA QUAN
CN·3 granted patents·1 pending application·10 citations·filing 2010–2012
Top patents by PatentIndex Score
4 records- 0180US8245957B2Flexible spray nozzle for high pressure washersZHANG DA QUAN·Filed 2010·Granted Aug 21, 2012·7 cites·7 claims
- 0267US8840383B2Method and apparatus for improved, high-pressure, fluid pumpZHANG DA QUAN·Filed 2010·Granted Sep 23, 2014·2 cites·5 claims
- 0360US8636234B2Flexible spray nozzle for high pressure washersZHANG DA QUAN·Filed 2012·Granted Jan 28, 2014·1 cites·12 claims
- 0440US2011189031A1Method and apparatus for improved, high-pressure, fluid pumpZHANG DA QUAN·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →