Assignee
TSAI CHENG-NAN
TW·4 granted patents·1 citations·filing 2010–2011
Top patents by PatentIndex Score
4 records- 0159US8477119B2Optical touch system, apparatus and method for calculating the position of an objectTSAI CHENG-NAN·Filed 2011·Granted Jul 2, 2013·1 cites·12 claims
- 0248US8451253B2Apparatus and method for acquiring object image of a pointerTSAI CHENG-NAN·Filed 2010·Granted May 28, 2013·0 cites·16 claims
- 0346US9292130B2Optical touch system and object detection method thereforTSAI CHENG NAN·Filed 2011·Granted Mar 22, 2016·0 cites·15 claims
- 0439US9151599B2Image sensing module adapted to compensate temperature variationTSAI CHENG NAN·Filed 2011·Granted Oct 6, 2015·0 cites·7 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →