Assignee
CHEN DONGHUA
CN·3 granted patents·2 citations·filing 2009–2024
Technology mixA61M2
Top patents by PatentIndex Score
3 records- 0149US8813744B2Anesthetic vaporizer and temperature compensation unitCHEN DONGHUA·Filed 2010·Granted Aug 26, 2014·2 cites·20 claims
- 0243US8448638B2Anesthetic vaporizerCHEN DONGHUA·Filed 2009·Granted May 28, 2013·0 cites·20 claims
- 0334USD1110144SElectric screwdriverCHEN DONGHUA·Filed 2024·Granted Jan 27, 2026·0 cites·1 claims
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