Inventor
SUGIYAMA YOSHIHIDE
JP20 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA YOSHIHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
10 patentsUS5746162AMay 5, 1998
Sheet processing apparatus and sheet processing method
RICOH KK54 citations93
US5100119AMar 31, 1992
Paper handling apparatus
RICOH KK24 citations91
US7731187B2Jun 8, 2010
Sheet medium adjustment apparatus and image formation system capable of sorting sheet media
RICOH KK13 citations78
US5080342AJan 14, 1992
Finisher for finishing paper sheets
RICOH KK16 citations73
US5330170AJul 19, 1994
Finisher for an image forming apparatus which rotates about a stapling position
RICOH KK16 citations72
US5137266AAug 11, 1992
Finisher for finishing paper sheets
RICOH KK8 citations72
US5054766AOct 8, 1991
Paper positioning device
RICOH KK16 citations72
US5024430AJun 18, 1991
Paper handling apparatus
RICOH KK15 citations71
US5484143AJan 16, 1996
Sheet sorting and storing apparatus
RICOH KK5 citations59
US5651537AJul 29, 1997
Stacked sheet clamping device for a stapler
RICOH KK2 citations58
DUPLO SEIKO CORP
8 patentsUS4605926AAug 12, 1986
Illegal-sheet-material detection apparatus in sheet material manufacturing machine
DUPLO SEIKO CORP103 citations95
US7918449B2Apr 5, 2011
Double-sided image forming device
DUPLO SEIKO CORP12 citations84
US6964707B2Nov 15, 2005
Adhesive coating device
DUPLO SEIKO CORP17 citations77
US8052142B2Nov 8, 2011
Paper transport apparatus with inverting turn guide having range of curvature radius
DUPLO SEIKO CORP2 citations61
US8052146B2Nov 8, 2011
Sheet transport apparatus
DUPLO SEIKO CORP3 citations61
US4563947AJan 14, 1986
Ink detecting device for rotary printer
DUPLO SEIKO CORP6 citations61
US7278351B2Oct 9, 2007
Plate-making method and plate-making apparatus for stencil printing and stencil printing machine
DUPLO SEIKO CORP2 citations57
US7448319B2Nov 11, 2008
Plate-making apparatus for stencil printing and stencil printing machine
DUPLO SEIKO CORP1 citations46