Assignee
BEIJING SIGMACHIP CO LTD
CN·1 granted patent·2 pending applications·38 citations·filing 2006–2013
Top patents by PatentIndex Score
3 records- 0189US7598752B2Charge transfer device and method, touch sensing device and methodBEIJING SIGMACHIP CO LTD·Filed 2006·Granted Oct 6, 2009·38 cites·8 claims
- 0247US2009128656A1No-drive photographing device and methodBEIJING SIGMACHIP CO LTD·Filed 2008·Application pending·0 cites
- 0346US2014218179A1Wireless remote-control systemBEIJING SIGMACHIP CO LTD·Filed 2013·Application pending·0 cites
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