Inventor
TANAKA MIZUNA
JP40 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA MIZUNA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
6 patentsUS7918451B2Apr 5, 2011
Switchback mechanism and image forming apparatus
RICOH CO LTD14 citations84
US7900917B2Mar 8, 2011
Recording medium conveyer capable of effectively conveying recording medium of various types
RICOH CO LTD9 citations84
US9630788B2Apr 25, 2017
Paper output tray, paper output unit incorporating same, and image forming apparatus incorporating same
RICOH CO LTD7 citations83
US7992860B2Aug 9, 2011
Sheet feeding device, image forming apparatus, and sheet feeding method
RICOH CO LTD5 citations62
US7963520B2Jun 21, 2011
Sheet loading device, sheet conveying device, and image forming apparatus
RICOH CO LTD0 citations52
US7954814B2Jun 7, 2011
Feeding device and image forming apparatus
RICOH CO LTD1 citations52
TANAKA MIZUNA
6 patentsUS9244417B2Jan 26, 2016
Image forming apparatus
TANAKA MIZUNA3 citations70
US9511962B2Dec 6, 2016
Sheet feeding device and image forming apparatus
TANAKA MIZUNA2 citations61
US8240657B2Aug 14, 2012
Sheet feeding device and image forming apparatus
TANAKA MIZUNA3 citations61
US12208979B2Jan 28, 2025
Feeding device and image forming apparatus incorporating same
TANAKA MIZUNA0 citations51
US11046545B2Jun 29, 2021
Sheet conveying device and image forming apparatus incorporating the sheet conveying device
TANAKA MIZUNA0 citations51
US8454011B2Jun 4, 2013
Sheet feeder and image forming apparatus incorporating same
TANAKA MIZUNA0 citations40
HONDA HARUYUKI
5 patentsUS8666297B2Mar 4, 2014
Image forming apparatus which determines whether a sheet stacking unit is full
HONDA HARUYUKI7 citations84
US8087666B2Jan 3, 2012
Sheet discharge device and image forming apparatus
HONDA HARUYUKI15 citations84
US8413982B2Apr 9, 2013
Conveyer and image forming apparatus including the same
HONDA HARUYUKI2 citations62
US8070159B2Dec 6, 2011
Switchback mechanism and image forming apparatus
HONDA HARUYUKI2 citations62
US8260187B2Sep 4, 2012
Image forming device
HONDA HARUYUKI0 citations41
NISHII TOSHIKANE
4 patentsUS8118296B2Feb 21, 2012
Open/close mechanism for paper tray for use in image forming apparatus
NISHII TOSHIKANE6 citations84
US8505913B2Aug 13, 2013
Sheet transport mechanism and electrophotographic image forming apparatus incorporating same
NISHII TOSHIKANE6 citations73
US9187280B2Nov 17, 2015
Sheet feeding device, control method for the sheet feeding device, and image forming apparatus incorporating the sheet feeding device
NISHII TOSHIKANE2 citations62
US8561979B2Oct 22, 2013
Open/close mechanism for paper tray for use in image forming apparatus
NISHII TOSHIKANE0 citations52
FUJII IKUO
3 patentsUS9278823B2Mar 8, 2016
Sheet feeding device and image forming apparatus incorporating same
FUJII IKUO4 citations71
US9868601B2Jan 16, 2018
Sheet feeder and image forming apparatus incorporating the sheet feeder
FUJII IKUO1 citations51
US9085426B2Jul 21, 2015
Feeding device and image forming apparatus
FUJII IKUO0 citations40
FUJIWARA HIROSHI
3 patentsUS8465015B2Jun 18, 2013
Image forming apparatus and control method therefor
FUJIWARA HIROSHI4 citations62
US8322718B2Dec 4, 2012
Recording medium conveyer capable of effectively conveying recording medium of various types
FUJIWARA HIROSHI0 citations51
US8752824B2Jun 17, 2014
Sheet inverting device and image forming apparatus incorporating same
FUJIWARA HIROSHI0 citations41