Inventor · disambiguated record
Toshifumi Arai
Also filed as: ARAI TOSHIFUMI
18 granted patents·3 pending applications·1,167 citations·filing 1989–2012
96Inventor score
Top patents by PatentIndex Score
21 records- 0196US5732227AInteractive information processing system responsive to user manipulation of physical objects and displayed imagesHITACHI LTD·Filed 1995·Granted Mar 24, 1998·274 cites·52 claims
- 0295US7783421B2Navigation device, navigation method, navigation program, server device, and navigation information distribution systemHITACHI LTD·Filed 2006·Granted Aug 24, 2010·56 cites·9 claims
- 0394US5436639AInformation processing systemHITACHI LTD·Filed 1994·Granted Jul 25, 1995·243 cites·19 claims
- 0486US7006134B1Pen type input device with cameraHITACHI VIA MECHANICS LTD·Filed 1999·Granted Feb 28, 2006·94 cites·5 claims
- 0582US5841901APattern recognition systemHITACHI LTD·Filed 1995·Granted Nov 24, 1998·105 cites·9 claims
- 0677US6385339B1Collaborative learning system and pattern recognition methodHITACHI LTD·Filed 2000·Granted May 7, 2002·21 cites·13 claims
- 0777US6266057B1Information processing systemHITACHI LTD·Filed 1999·Granted Jul 24, 2001·77 cites·18 claims
- 0877US5903667AHandwritten input information processing apparatus and handwritten input information system using the sameHITACHI LTD·Filed 1993·Granted May 11, 1999·72 cites·8 claims
- 0976US5917490AInteractive information processing system responsive to user manipulation of physical objects and displayed imagesHITACHI LTD·Filed 1997·Granted Jun 29, 1999·64 cites·22 claims
- 1075US6369805B1Information processing systemHITACHI LTD·Filed 2000·Granted Apr 9, 2002·18 cites·2 claims
- 1169US7930100B2Computer readable medium storing a map data updating program and map data updating terminalHITACHI LTD·Filed 2007·Granted Apr 19, 2011·5 cites·5 claims
- 1267US5119479AUser interface system in which operation associated with input device may be selectively switchedHITACHI LTD·Filed 1989·Granted Jun 2, 1992·36 cites·8 claims
- 1361US6962287B2Information access device and information delivery systemHITACHI DEVICE ENG·Filed 2003·Granted Nov 8, 2005·3 cites·10 claims
- 1452US6125206ACollaborative learning system and pattern recognition methodHITACHI LTD·Filed 1995·Granted Sep 26, 2000·23 cites·7 claims
- 1548US6081260AInformation processing systemHITACHI LTD·Filed 1998·Granted Jun 27, 2000·17 cites·5 claims
- 1648US2008069517A1Broadcast program recording/playback apparatus, broadcast program playback position control method, and broadcast program information providing apparatusARAI TOSHIFUMI·Filed 2007·Application pending·0 cites
- 1747US6202925B1System for management of object carryingHITACHI LTD·Filed 1998·Granted Mar 20, 2001·50 cites·19 claims
- 1847US2014127665A1Learning apparatusARAI TOSHIFUMI·Filed 2012·Application pending·0 cites
- 1942US2002126161A1Information processing systemHITACHI LTD·Filed 2001·Application pending·0 cites
- 2036US5777597AInteraction support system and methodHITACHI LTD·Filed 1994·Granted Jul 7, 1998·7 cites·6 claims
- 2131US6211857B1Interaction support system and methodHITACHI LTD·Filed 1997·Granted Apr 3, 2001·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →