Inventor
ICHIHASHI ICHIRO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “ICHIHASHI ICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
12 patentsUS7922163B2Apr 12, 2011
Sheet processing device and image forming apparatus
RICOH CO LTD11 citations84
US7905473B2Mar 15, 2011
Sheet creaser including a cam guided pressing unit
RICOH CO LTD8 citations84
US7896341B2Mar 1, 2011
Sheet conveying device, sheet finisher, sheet feeding device, image forming apparatus, and sheet conveying method
RICOH CO LTD9 citations84
US7866650B2Jan 11, 2011
Sheet processing apparatus and image forming apparatus including the same
RICOH CO LTD9 citations84
US7862023B2Jan 4, 2011
Sheet processing device and image forming apparatus
RICOH CO LTD16 citations84
US8011281B2Sep 6, 2011
Punching device, conveying device, finishing device, and image forming apparatus
RICOH CO LTD4 citations63
US8002274B2Aug 23, 2011
Sheet stacking device, drive control method, and computer program product
RICOH CO LTD3 citations63
US7954800B2Jun 7, 2011
Openable sheet processing device
RICOH CO LTD3 citations63
US7950641B2May 31, 2011
Sheet creaser, sheet conveyer, sheet finisher, and image forming apparatus
RICOH CO LTD5 citations63
US7934714B2May 3, 2011
Sheet post-processing apparatus, image forming apparatus, and image forming system
RICOH CO LTD4 citations63
US7967284B2Jun 28, 2011
Sheet conveying device, sheet processing apparatus, and image forming apparatus
RICOH CO LTD0 citations52
US7893648B2Feb 22, 2011
Stepping motor driving device, sheet processing device, and image processing apparatus
RICOH CO LTD1 citations52
RICOH KK
8 patentsUS7798950B2Sep 21, 2010
Sheet finisher, image forming apparatus, and sheet processing method
RICOH KK19 citations93
US7568688B2Aug 4, 2009
Sheet alignment device, sheet finishing apparatus including the same, and image processing system including the same
RICOH KK22 citations93
US7802789B2Sep 28, 2010
Sheet conveying device, sheet punching device, sheet processing device, image forming apparatus, and method for determining mounting state of measuring unit
RICOH KK9 citations84
US7798480B2Sep 21, 2010
Sheet processing apparatus and sheet conveyance method
RICOH KK8 citations84
US7726648B2Jun 1, 2010
Method and apparatus for image forming capable of effectively conveying paper sheets
RICOH KK19 citations84
US7694966B2Apr 13, 2010
Sheet processing apparatus and image forming apparatus
RICOH KK15 citations84
US7681881B2Mar 23, 2010
Sheet aligning device and image forming apparatus
RICOH KK13 citations84
US7661669B2Feb 16, 2010
Sheet post-processing apparatus, image forming apparatus, and image forming system
RICOH KK7 citations74
HATTORI HITOSHI
3 patentsUS8191885B2Jun 5, 2012
Home-position detecting method, sheet processing device, and image forming apparatus
HATTORI HITOSHI11 citations83
US8162305B2Apr 24, 2012
Sheet processing system, sheet-supply control method, and computer program product
HATTORI HITOSHI6 citations72
US8313098B2Nov 20, 2012
Paper transport device, paper processing apparatus, and image forming apparatus with paper-jamming detection unit
HATTORI HITOSHI4 citations62