Inventor
TSUDA KUNIKAZU
JP18 patents
⚠️ This page may combine multiple inventors who share the name “TSUDA KUNIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
14 patentsUS6429856B1Aug 6, 2002
Coordinate position inputting/detecting device, a method for inputting/detecting the coordinate position, and a display board system
RICOH KK211 citations99
US6229529B1May 8, 2001
Write point detecting circuit to detect multiple write points
RICOH KK188 citations99
US6791700B2Sep 14, 2004
Coordinate inputting/detecting apparatus, method and computer program product designed to precisely recognize a designating state of a designating device designating a position
RICOH KK77 citations98
US6608619B2Aug 19, 2003
Coordinate position inputting/detecting device, a method for inputting/detecting the coordinate position, and a display board system
RICOH KK113 citations98
US6594023B1Jul 15, 2003
Coordinate inputting/detecting apparatus, method and computer program product designed to precisely recognize a designating state of a designating device designating a position
RICOH KK122 citations98
US6725460B1Apr 20, 2004
Multi-media data automatic delivery system
RICOH KK107 citations96
US6518960B2Feb 11, 2003
Electronic blackboard system
RICOH KK65 citations96
US6762747B2Jul 13, 2004
Coordinate input detection device and method for electronic blackboard
RICOH KK38 citations92
US7312787B2Dec 25, 2007
Coordinate input detection device and method for electronic blackboard
RICOH KK13 citations84
US7324118B2Jan 29, 2008
Super imposed image display color selection system and method
RICOH KK8 citations72
US7259882B2Aug 21, 2007
Printing system, printing method, data server, recording medium, and program for performing printing via a communications network
RICOH KK8 citations72
US7071950B2Jul 4, 2006
Super imposed image display color selection system and method
RICOH KK7 citations72
US6256023B1Jul 3, 2001
Coordinate input device for accurate detection of coordinates of a point on a writing panel having an increased size
RICOH KK6 citations63
US7350223B2Mar 25, 2008
Multi-media data automatic delivery system
RICOH KK3 citations61
TSUDA KUNIKAZU
3 patentsUS8817309B2Aug 26, 2014
Application service provider server, data server, recording medium, and program
TSUDA KUNIKAZU2 citations60
US8405864B2Mar 26, 2013
Application service provider server, data server, recording medium, and program
TSUDA KUNIKAZU1 citations60
US8213039B2Jul 3, 2012
Application service provider server, data server, recording medium, and program
TSUDA KUNIKAZU1 citations60