Assignee
SHENZHEN HAPPY VAPING TECH LTD
CN·8 granted patents·1 pending application·27 citations·filing 2014–2020
Top patents by PatentIndex Score
9 records- 0195US11439188B2Automatically controlled heat-not-burn electronic cigarette device and control method thereofSHENZHEN HAPPY VAPING TECH LTD·Filed 2020·Granted Sep 13, 2022·4 cites·10 claims
- 0293US11771133B2Moisture-proof electronic cigaretteSHENZHEN HAPPY VAPING TECH LTD·Filed 2017·Granted Oct 3, 2023·18 cites·18 claims
- 0381US9924744B2Electronic cigarette having three connection portionsSHENZHEN HAPPY VAPING TECH LTD·Filed 2014·Granted Mar 27, 2018·5 cites·10 claims
- 0457US12022882B2Electronic cigarette with automatic preheating in anticipation of smoking action and control method thereofSHENZHEN HAPPY VAPING TECH LTD·Filed 2020·Granted Jul 2, 2024·0 cites·13 claims
- 0556US12155309B2Electronic cigarette chip with automatic closed-loop control for output voltage and working method thereofSHENZHEN HAPPY VAPING TECH LTD·Filed 2020·Granted Nov 26, 2024·0 cites·10 claims
- 0650US2022341801A1Electronic vaporizing device chip with air pressure sensing unit and working method thereofSHENZHEN HAPPY VAPING TECH LTD·Filed 2020·Application pending·0 cites
- 0749US10531686B2Anti-leakage liquid storage device of electronic cigaretteSHENZHEN HAPPY VAPING TECH LTD·Filed 2014·Granted Jan 14, 2020·0 cites·1 claims
- 0848US11864585B2Electronic cigarette equipped with double air pressure sensors and control method thereofSHENZHEN HAPPY VAPING TECH LTD·Filed 2019·Granted Jan 9, 2024·0 cites·16 claims
- 0945US12156545B2Electronic cigarette having power chip with automatic closed-loop control for outputSHENZHEN HAPPY VAPING TECH LTD·Filed 2020·Granted Dec 3, 2024·0 cites·15 claims
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