Inventor
ARAI TOSHIFUMI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “ARAI TOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
16 patentsUS5732227AMar 24, 1998
Interactive information processing system responsive to user manipulation of physical objects and displayed images
HITACHI LTD274 citations99
US7783421B2Aug 24, 2010
Navigation device, navigation method, navigation program, server device, and navigation information distribution system
HITACHI LTD56 citations98
US5841901ANov 24, 1998
Pattern recognition system
HITACHI LTD105 citations98
US5436639AJul 25, 1995
Information processing system
HITACHI LTD243 citations98
US6266057B1Jul 24, 2001
Information processing system
HITACHI LTD77 citations96
US5917490AJun 29, 1999
Interactive information processing system responsive to user manipulation of physical objects and displayed images
HITACHI LTD64 citations96
US5903667AMay 11, 1999
Handwritten input information processing apparatus and handwritten input information system using the same
HITACHI LTD72 citations96
US6385339B1May 7, 2002
Collaborative learning system and pattern recognition method
HITACHI LTD21 citations92
US6202925B1Mar 20, 2001
System for management of object carrying
HITACHI LTD50 citations92
US6125206ASep 26, 2000
Collaborative learning system and pattern recognition method
HITACHI LTD23 citations92
US5119479AJun 2, 1992
User interface system in which operation associated with input device may be selectively switched
HITACHI LTD36 citations92
US6369805B1Apr 9, 2002
Information processing system
HITACHI LTD18 citations91
US6081260AJun 27, 2000
Information processing system
HITACHI LTD17 citations91
US5777597AJul 7, 1998
Interaction support system and method
HITACHI LTD7 citations74
US6211857B1Apr 3, 2001
Interaction support system and method
HITACHI LTD2 citations63
US7930100B2Apr 19, 2011
Computer readable medium storing a map data updating program and map data updating terminal
HITACHI LTD5 citations60