Inventor
TERAZAWA SEIJI
JP61 patents
⚠️ This page may combine multiple inventors who share the name “TERAZAWA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
18 patentsUS7706699B2Apr 27, 2010
Toner container and image forming apparatus
RICOH KK84 citations98
US7184691B2Feb 27, 2007
Toner container, toner supply device and image forming apparatus
RICOH KK81 citations98
US6678492B1Jan 13, 2004
Toner container and toner delivery apparatus
RICOH KK92 citations98
US7822371B2Oct 26, 2010
Toner container and image forming apparatus
RICOH KK77 citations97
US7702262B2Apr 20, 2010
Toner container including a container body with a gripper at the end thereof, and associated method
RICOH KK67 citations97
US6608983B2Aug 19, 2003
Toner container and air stream delivering mechanism
RICOH KK67 citations96
US5655195AAug 5, 1997
Toner cartridge for a developing device included in an image forming apparatus
RICOH KK82 citations96
US6701112B2Mar 2, 2004
Toner bottle and electrophotographic apparatus using the same
RICOH KK46 citations95
US6304739B1Oct 16, 2001
Toner container and image forming apparatus using the same
RICOH KK74 citations95
US5740507AApr 14, 1998
Densely packed toner container and method of producing the same
RICOH KK57 citations95
USRE37542EFeb 5, 2002
Toner cartridge for a developing device included in an image forming apparatus
RICOH KK17 citations93
US7577379B2Aug 18, 2009
Toner container, toner supply device and image forming apparatus
RICOH KK42 citations92
US7039346B2May 2, 2006
Flexible toner container and toner delivery apparatus
RICOH KK19 citations92
US6648218B2Nov 18, 2003
Powder container, method of assembling the same and image forming apparatus
RICOH KK37 citations92
US6549744B2Apr 15, 2003
Powder container for an image forming apparatus and powder discharging device
RICOH KK48 citations92
US6907214B2Jun 14, 2005
Toner bottle and electrophotographic apparatus using the same
RICOH KK14 citations83
US7277665B2Oct 2, 2007
Toner container configured for toner replenishment through blow system
RICOH KK7 citations73
US7191514B2Mar 20, 2007
Stretch label attaching device
RICOH KK2 citations60
RICOH CO LTD
16 patentsUS7991334B2Aug 2, 2011
Toner container and image forming apparatus
RICOH CO LTD52 citations97
US7853184B2Dec 14, 2010
Toner container and image forming apparatus
RICOH CO LTD62 citations97
US7962069B2Jun 14, 2011
Toner container, image forming apparatus, method of recycling toner container
RICOH CO LTD19 citations93
US9581937B2Feb 28, 2017
Powder container and image forming apparatus
RICOH CO LTD11 citations92
US11209748B2Dec 28, 2021
Powder container including a nozzle receiving opening and scoop
RICOH CO LTD2 citations84
US12313987B2May 27, 2025
Powder container with a nozzle receiver
RICOH CO LTD0 citations62
US11874613B2Jan 16, 2024
Powder container with a nozzle receiver
RICOH CO LTD0 citations62
US11662672B2May 30, 2023
Nozzle receiver for use with a toner container
RICOH CO LTD0 citations62
US11506992B2Nov 22, 2022
Powder container and image forming apparatus
RICOH CO LTD0 citations62
US11397391B2Jul 26, 2022
Powder container including a container body, nozzle receiver, and seal
RICOH CO LTD0 citations62
US11347163B2May 31, 2022
Powder container including a nozzle receiving opening and scoop
RICOH CO LTD0 citations62
US11231661B2Jan 25, 2022
Powder container including a container body, nozzle receiver, and seal
RICOH CO LTD0 citations62
US10915039B2Feb 9, 2021
Powder container and image forming apparatus
RICOH CO LTD0 citations62
US11320765B2May 3, 2022
Powder container, powder supply device, and image forming apparatus having large diameter and small diameter portions
RICOH CO LTD0 citations59
US10564573B2Feb 18, 2020
Powder container and image forming apparatus
RICOH CO LTD0 citations52
US10156810B2Dec 18, 2018
Powder container and image forming apparatus
RICOH CO LTD0 citations52
MITSUISHI KAORI
5 patentsUS8532542B2Sep 10, 2013
Toner container and manufacturing method for toner container
MITSUISHI KAORI21 citations92
US8311447B2Nov 13, 2012
Toner container and manufacturing method for toner container
MITSUISHI KAORI24 citations92
US9213261B2Dec 15, 2015
Toner container and manufacturing method for toner container
MITSUISHI KAORI4 citations83
US9529303B2Dec 27, 2016
Toner container and manufacturing method for toner container
MITSUISHI KAORI2 citations62
US9436127B2Sep 6, 2016
Toner container and manufacturing method for toner container
MITSUISHI KAORI2 citations62
YAMABE JUNJI
5 patentsUS9454099B2Sep 27, 2016
Toner container including a lid member pulled out in an inclined direction
YAMABE JUNJI4 citations73
US8929776B2Jan 6, 2015
Nozzle, image forming apparatus, and method of deriving powder
YAMABE JUNJI5 citations73
US9141031B2Sep 22, 2015
Toner housing container and image forming apparatus
YAMABE JUNJI2 citations62
US8934816B2Jan 13, 2015
Sieve device, powder transporting unit, image forming apparatus, and method of transporting powder
YAMABE JUNJI2 citations62
US8929777B2Jan 6, 2015
Sieve device, supply unit, developing unit, image forming apparatus, and method of supplying toner particles
YAMABE JUNJI1 citations52
TAGUCHI NOBUYUKI
1 patentHOSOKAWA HIROSHI
1 patentICHIKAWA HIDEO
1 patentTAMAKI SHUNTARO
1 patentSASAKI TOMOE
1 patentTAMAKI SHUNTAROH
1 patentShowing the top 50 of 61 patents by PatentIndex Score.