Inventor · disambiguated record
Toshiyuki Kumagai
Also filed as: KUMAGAI TOSHIYUKI
17 granted patents·5 pending applications·79 citations·filing 1988–2016
92Inventor score
Top patents by PatentIndex Score
22 records- 0183US9024886B2Touch-panel deviceDOI KOJI·Filed 2010·Granted May 5, 2015·9 cites·10 claims
- 0282US7731417B2Temperature detection circuitMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Jun 8, 2010·14 cites·8 claims
- 0381US8063897B2Display deviceMAMBA NORIO·Filed 2007·Granted Nov 22, 2011·5 cites·14 claims
- 0480US8081168B2On-screen input image display systemMAMBA NORIO·Filed 2008·Granted Dec 20, 2011·10 cites·5 claims
- 0579US8766702B2Power semiconductor device having plurality of switching elements connected in parallelHUSSEIN KHALID HASSAN·Filed 2012·Granted Jul 1, 2014·6 cites·16 claims
- 0679US8009134B2Display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Aug 30, 2011·4 cites·9 claims
- 0773US8698774B2Method for determining multiple touch points by pairing detected electrodes during a second touch sensing periodMAMBA NORIO·Filed 2008·Granted Apr 15, 2014·6 cites·7 claims
- 0872US8542213B2Touched position detection method for touch panelDOI KOJI·Filed 2009·Granted Sep 24, 2013·5 cites·6 claims
- 0969US10191588B2Coordinate input device and display device with the sameJAPAN DISPLAY INC·Filed 2016·Granted Jan 29, 2019·1 cites·12 claims
- 1069US8847914B2Touched position detection method for touch panelDOI KOJI·Filed 2013·Granted Sep 30, 2014·2 cites·9 claims
- 1168US8681134B2Display deviceMAMBA NORIO·Filed 2008·Granted Mar 25, 2014·1 cites·5 claims
- 1266US9395850B2Coordinate input device and display device with the sameMAMBA NORIO·Filed 2009·Granted Jul 19, 2016·3 cites·12 claims
- 1360US8487901B2Display deviceHAYAKAWA KOUJI·Filed 2009·Granted Jul 16, 2013·2 cites·16 claims
- 1448US2009102809A1Coordinate Detecting Device and Operation Method Using a Touch PanelMAMBA NORIO·Filed 2008·Application pending·0 cites
- 1548US2007097069A1Display driving circuitKUROKAWA YOSHIKI·Filed 2006·Application pending·0 cites
- 1647US8023603B2Interface circuit including a shift clock generator to generate a shift clock having different cycles according to data sequence of data stringRENESAS ELECTRONICS CORP·Filed 2007·Granted Sep 20, 2011·0 cites·10 claims
- 1743US8773369B2Sensoring apparatus of proximity and contact, and display devicesNAGATA KOJI·Filed 2010·Granted Jul 8, 2014·0 cites·11 claims
- 1841US4910703AData processing unit having multiple-purpose port used as a resonator connection port in first mode and as a data i/o port in second modeNEC CORP·Filed 1988·Granted Mar 20, 1990·11 cites·10 claims
- 1940US2013063169A1Evaluation boardKUMAGAI TOSHIYUKI·Filed 2012·Application pending·0 cites
- 2037US2016335966A1Liquid crystal display devicePANASONIC LIQUID CRYSTAL DISPL·Filed 2016·Application pending·0 cites
- 2133US2005099751A1Semiconductor device having overcurrent protection function and data setting method thereofRENESAS DEVICE DESIGN CORP·Filed 2004·Application pending·0 cites
- 2230US5101118ASynchronization compensating circuit for use in scanning type display circuitNEC CORP·Filed 1990·Granted Mar 31, 1992·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →