Assignee
BEIJING SIGMA MICROELECTRONICS CO LTD
CN·2 granted patents·1 pending application·3 citations·filing 2016–2018
Top patents by PatentIndex Score
3 records- 0172US10159281B2Electronic cigarette, cigarette rod, cigarette cartridge and recognition method of cigarette cartridgeBEIJING SIGMA MICROELECTRONICS CO LTD·Filed 2016·Granted Dec 25, 2018·3 cites·16 claims
- 0227US10742223B2Method and device for calibrating RC oscillator, storage medium and processorBEIJING SIGMA MICROELECTRONICS CO LTD·Filed 2018·Granted Aug 11, 2020·0 cites·10 claims
- 0323US2018323633A1Reception device for wireless charging and terminal deviceBEIJING SIGMA MICROELECTRONICS CO LTD·Filed 2017·Application pending·0 cites
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