Inventor
YAMAGISHI MASARU
JP15 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGISHI MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
9 patentsUS5737682AApr 7, 1998
Duplex sheet feeding device for an image forming apparatus
RICOH KK58 citations95
US6530569B2Mar 11, 2003
Sheet conveying device and image forming apparatus including the same
RICOH KK36 citations92
US6393252B1May 21, 2002
Duplex image recording method and apparatus with interleaf control
RICOH KK29 citations92
US6279900B1Aug 28, 2001
Sheet guide device with sheet position adjusting mechanism and image forming apparatus using the same device
RICOH KK26 citations92
US7516955B2Apr 14, 2009
Paper feed tray, paper feeding apparatus, and image forming apparatus including paper aligning units
RICOH KK11 citations83
US6690911B2Feb 10, 2004
Sheet reversing and discharging device and image forming apparatus using the same
RICOH KK19 citations83
US6711377B2Mar 23, 2004
Double-sided image forming device having a turnable guide guiding a rear end of a large-size sheet
RICOH KK9 citations73
US7584956B2Sep 8, 2009
Image forming apparatus, sheet size detection device, and sheet size detection method
RICOH KK5 citations62
US7443490B2Oct 28, 2008
Medium discrimination device, image forming apparatus, and program having simplified mechanism
RICOH KK2 citations55