Inventor
ICHIKAWA HIDEO
JP43 patents
⚠️ This page may combine multiple inventors who share the name “ICHIKAWA HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
21 patentsUS6075963AJun 13, 2000
Developer replenishing device and developer container for use therewith
RICOH KK108 citations99
US5455662AOct 3, 1995
Developer replenishing device and developer container for use therewith
RICOH KK153 citations99
US6289195B1Sep 11, 2001
Developer replenishing device and developer container for use therewith
RICOH KK79 citations97
US5918090AJun 29, 1999
Developer replenishing device and developer container for use therewith
RICOH KK64 citations97
US5822663AOct 13, 1998
Developer replenishing device and developer container for use therewith
RICOH KK72 citations97
US5727607AMar 17, 1998
Powder feeding method and apparatus for feeding powders with a fluid with increased precision
RICOH KK146 citations97
US5627631AMay 6, 1997
Developer replenishing device and developer container for use therewith
RICOH KK78 citations97
US5500719AMar 19, 1996
Developer replenishing device and developer container for use therewith
RICOH KK92 citations97
US6751431B2Jun 15, 2004
Developer replenishing device and developer container for use therewith
RICOH KK25 citations96
US6418293B2Jul 9, 2002
Developer replenishing device and developer container for use therewith
RICOH KK30 citations96
US5655195AAug 5, 1997
Toner cartridge for a developing device included in an image forming apparatus
RICOH KK82 citations96
US5489976AFeb 6, 1996
Toner replenishing device for a developing device of an image forming apparatus
RICOH KK69 citations96
US6088561AJul 11, 2000
Toner cartridge, image formation apparatus comprising toner cartridge, and method of recycling the toner cartridge
RICOH KK52 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
US6854493B2Feb 15, 2005
Apparatus and method of filling microscopic powder
RICOH KK25 citations92
US5711353AJan 27, 1998
Powder filling method and powder filling device
RICOH KK40 citations92
US6901230B2May 31, 2005
Toner container having lid including lug
RICOH KK8 citations82
US5322198AJun 21, 1994
Pump-equipped liquid supply system
RICOH KK13 citations74
US7191514B2Mar 20, 2007
Stretch label attaching device
RICOH KK2 citations60
US5255828AOct 26, 1993
Liquid developer supply system with pump for discharging fixed amounts of liquid developer
RICOH KK1 citations52
FUJI XEROX CO LTD
9 patentsUS7792468B2Sep 7, 2010
Developer storage container and image forming apparatus using the same
FUJI XEROX CO LTD19 citations92
US7106995B2Sep 12, 2006
Developer cartridge container, developer cartridge, image forming unit, recycling method of developer cartridge container, and recycling method of developer cartridge
FUJI XEROX CO LTD32 citations92
US5362041ANov 8, 1994
Sheet registering unit for an image forming apparatus
FUJI XEROX CO LTD51 citations91
US7792469B2Sep 7, 2010
Developer storage container and image forming apparatus using the same
FUJI XEROX CO LTD9 citations84
US8369751B2Feb 5, 2013
Conveyor, developer cartridge, and filling method
FUJI XEROX CO LTD5 citations73
US5384630AJan 24, 1995
Pressure roller driver for sheet forwarding apparatus
FUJI XEROX CO LTD12 citations72
US4669854AJun 2, 1987
Electrostatic charge-removing device having filter
FUJI XEROX CO LTD7 citations67
US7869747B2Jan 11, 2011
Developer container and method for filling the same
FUJI XEROX CO LTD3 citations63
US7715765B2May 11, 2010
Detachable cartridge and image forming apparatus
FUJI XEROX CO LTD5 citations62
RICOH CO LTD
4 patentsICHIKAWA HIDEO
3 patentsUS8973759B2Mar 10, 2015
Sieving device, sieving device for developing device, and powder-charging device
ICHIKAWA HIDEO7 citations79
US8401438B2Mar 19, 2013
Conveyance member, developer cartridge, and image-forming apparatus
ICHIKAWA HIDEO0 citations45
US8478172B2Jul 2, 2013
Transport member for powder transport, developing powder accommodation container, and image forming apparatus
ICHIKAWA HIDEO0 citations40
YAMABE JUNJI
3 patentsUS8929776B2Jan 6, 2015
Nozzle, image forming apparatus, and method of deriving powder
YAMABE JUNJI5 citations73
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