Assignee
TSANG KOON-WING
US·3 granted patents·1 pending application·58 citations·filing 2009–2012
Top patents by PatentIndex Score
4 records- 0196US8084728B2Optical sensing deviceTSANG KOON-WING·Filed 2009·Granted Dec 27, 2011·50 cites·15 claims
- 0285US8759777B2Infrared light detecting apparatus and detecting method thereofTSANG KOON-WING·Filed 2012·Granted Jun 24, 2014·8 cites·16 claims
- 0342US8436307B2Multi-cavity optical sensing and thermopile infrared sensing systemTSANG KOON-WING·Filed 2011·Granted May 7, 2013·0 cites·11 claims
- 0438US2013163005A1Optical Sensing DeviceTSANG KOON-WING·Filed 2011·Application pending·0 cites
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