Assignee
DRUMM OWEN
IE·9 granted patents·117 citations·filing 2009–2012
Top patents by PatentIndex Score
9 records- 0194US8227742B2Optical control system with modulated emittersDRUMM OWEN·Filed 2009·Granted Jul 24, 2012·27 cites·11 claims
- 0293US9170683B2Optical coupler for use in an optical touch sensitive deviceDRUMM OWEN·Filed 2012·Granted Oct 27, 2015·20 cites·14 claims
- 0393US8723839B2Method and apparatus for detecting a multitouch event in an optical touch-sensitive deviceDRUMM OWEN·Filed 2012·Granted May 13, 2014·16 cites·23 claims
- 0493US8531435B2Detecting multitouch events in an optical touch-sensitive device by combining beam informationDRUMM OWEN·Filed 2012·Granted Sep 10, 2013·17 cites·23 claims
- 0588US8426799B2Optical control system with feedback controlDRUMM OWEN·Filed 2009·Granted Apr 23, 2013·19 cites·89 claims
- 0686US9092092B2Detecting multitouch events in an optical touch-sensitive device using touch event templatesDRUMM OWEN·Filed 2012·Granted Jul 28, 2015·7 cites·26 claims
- 0786US8723840B2Method and apparatus for detecting a multitouch event in an optical touch-sensitive deviceDRUMM OWEN·Filed 2012·Granted May 13, 2014·6 cites·23 claims
- 0878US8461512B2Optical control system with modulated emittersDRUMM OWEN·Filed 2012·Granted Jun 11, 2013·3 cites·18 claims
- 0970US9063615B2Detecting multitouch events in an optical touch-sensitive device using line imagesDRUMM OWEN·Filed 2012·Granted Jun 23, 2015·2 cites·31 claims
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