Inventor
KAWATA WATARU
JP34 patents
⚠️ This page may combine multiple inventors who share the name “KAWATA WATARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
32 patentsUS7597311B2Oct 6, 2009
Sheet processing apparatus and image forming apparatus provided therewith and sheet processing method
CANON KK52 citations98
US6505829B2Jan 14, 2003
Sheet treating apparatus and image forming apparatus having the same
CANON KK71 citations96
US6145826ANov 14, 2000
Image forming apparatus
CANON KK62 citations96
US5911414AJun 15, 1999
Sheet transport apparatus having a hole puncher, and sheet processing device
CANON KK74 citations96
US5621501AApr 15, 1997
Opening-closing mechanism for an automatic original feeding apparatus
CANON KK64 citations96
US6381443B1Apr 30, 2002
Sheet punching device and image forming apparatus having the same
CANON KK79 citations95
US6241234B1Jun 5, 2001
Sheet processing apparatus and image forming apparatus using same
CANON KK81 citations95
US7318584B2Jan 15, 2008
Sheet processing apparatus and image forming apparatus
CANON KK23 citations93
US7011306B2Mar 14, 2006
Sheet processing unit and image forming apparatus
CANON KK30 citations93
US7080830B2Jul 25, 2006
Sheet processing apparatus with multiple conveying units
CANON KK36 citations92
US6976672B2Dec 20, 2005
Sheet feeding device with plural sheet feeding means feeding in opposite directions to sheet post-processing system
CANON KK36 citations92
US6908078B2Jun 21, 2005
Sheet processing with sheet inserting device
CANON KK36 citations92
US6823154B2Nov 23, 2004
Image forming apparatus
CANON KK51 citations92
US6264189B1Jul 24, 2001
Sheet process apparatus
CANON KK51 citations92
US6237910B1May 29, 2001
Sheet processing apparatus provided with sheet sensor and image forming apparatus
CANON KK30 citations92
US5875033AFeb 23, 1999
Sheet size detecting apparatus responsive to a conveying speed of the sheet
CANON KK27 citations92
US7891647B2Feb 22, 2011
Sheet processing apparatus and image forming system
CANON KK8 citations84
US7841589B2Nov 30, 2010
Image forming apparatus
CANON KK10 citations84
US7578497B2Aug 25, 2009
Sheet processing apparatus and image forming apparatus equipped with the same
CANON KK13 citations84
US7429037B2Sep 30, 2008
Sheet processing apparatus and image forming apparatus equipped with the same
CANON KK9 citations84
US7288059B2Oct 30, 2007
Sheet processing apparatus and image forming apparatus equipped with the same
CANON KK11 citations84
US7451970B2Nov 18, 2008
Sheet feeding device with plural sheet feeding means feeding in opposite directions to sheet post-processing system
CANON KK7 citations74
US7410156B2Aug 12, 2008
Sheet processing apparatus and image forming apparatus equipped with the same
CANON KK6 citations74
US7980542B2Jul 19, 2011
Sheet processing apparatus and image forming apparatus
CANON KK5 citations73
US7020430B2Mar 28, 2006
Image forming apparatus with reversing section for selective sheet reversal and sheet inserter
CANON KK8 citations73
US7926800B2Apr 19, 2011
Sheet processing apparatus and image forming apparatus
CANON KK5 citations63
US7762537B2Jul 27, 2010
Sheet processing apparatus and method
CANON KK6 citations63
US7762540B2Jul 27, 2010
Sheet processing apparatus and image forming apparatus provided with the same
CANON KK2 citations63
US7654512B2Feb 2, 2010
Image forming system, image forming method and image forming apparatus
CANON KK3 citations63
US7618033B2Nov 17, 2009
Sheet processing apparatus and image forming apparatus
CANON KK2 citations63
US7530560B2May 12, 2009
Sheet processing apparatus and image forming apparatus provided with the same
CANON KK3 citations63
US7758032B2Jul 20, 2010
Sheet processing apparatus and image forming apparatus
CANON KK3 citations62