Assignee
SHENZHEN SIGMA MICROELECTRONICS CO LTD
CN·2 granted patents·1 pending application·0 citations·filing 2015–2017
Top patents by PatentIndex Score
3 records- 0137US10596452B2Toy interactive method and deviceSHENZHEN SIGMA MICROELECTRONICS CO LTD·Filed 2017·Granted Mar 24, 2020·0 cites·20 claims
- 0216US9730350B2Electrical equipment, integrated circuit's loop thereof and circuit connecting methodSHENZHEN SIGMA MICROELECTRONICS CO LTD·Filed 2015·Granted Aug 8, 2017·0 cites·8 claims
- 0316US2016351192A1Voice Recognition Device, Voice Control System And Voice Communication SystemSHENZHEN SIGMA MICROELECTRONICS CO LTD·Filed 2016·Application pending·0 cites
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