Assignee
ZHAO QUANBAO
US·3 granted patents·1 pending application·16 citations·filing 2011–2025
Top patents by PatentIndex Score
4 records- 0192US8613894B2Nutrient recovery systems and methodsZHAO QUANBAO·Filed 2011·Granted Dec 24, 2013·15 cites·12 claims
- 0273US10556804B2Nutrient recovery systems and methodsZHAO QUANBAO·Filed 2013·Granted Feb 11, 2020·1 cites·17 claims
- 0372US2025171324A1Nutrient recovery systems and methodsZHAO QUANBAO·Filed 2025·Application pending·0 cites
- 0465US12209026B2Nutrient recovery systems and methodsZHAO QUANBAO·Filed 2020·Granted Jan 28, 2025·0 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →