Inventor
MARUYAMA ERIKO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “MARUYAMA ERIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
5 patentsUS7127198B2Oct 24, 2006
Image forming apparatus including a developer replenishing device for a two-ingredient type developer
RICOH KK38 citations96
US7346286B2Mar 18, 2008
Method and apparatus for image forming effectively detecting deterioration of developer
RICOH KK37 citations92
US7512364B2Mar 31, 2009
Image forming apparatus including a developer replenishing device for a two-ingredient type developer
RICOH KK10 citations84
US7444107B2Oct 28, 2008
Image forming method and apparatus having a unit for conveying toner and carrier particles from a cleaning unit to a developing unit
RICOH KK9 citations84
US7809322B2Oct 5, 2010
Image forming apparatus and process cartridge therefore having a cleaner section which stores unused developer
RICOH KK6 citations73