Assignee
CHING WING HAN
HK·1 granted patent·1 pending application·1 citations·filing 2021–2022
Top patents by PatentIndex Score
2 records- 0165US11541146B2Method and device for capturing and disinfecting contaminants for drainage systemCHING WING HAN·Filed 2021·Granted Jan 3, 2023·1 cites·16 claims
- 0237US2023097063A1Method and device for capturing and disinfecting contaminants for drainage systemCHING WING HAN·Filed 2022·Application pending·0 cites
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