Inventor
OGATA FUMIO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “OGATA FUMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
13 patentsUS7184691B2Feb 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
US6336020B1Jan 1, 2002
Image forming apparatus having an improved developer-supplying mechanism and method thereof
RICOH KK86 citations98
US6104900AAug 15, 2000
Image forming apparatus having an improved developer-supplying mechanism and method thereof
RICOH KK97 citations98
US6298208B1Oct 2, 2001
Toner container for an image forming apparatus
RICOH KK137 citations97
US6608983B2Aug 19, 2003
Toner container and air stream delivering mechanism
RICOH KK67 citations96
US7577379B2Aug 18, 2009
Toner container, toner supply device and image forming apparatus
RICOH KK42 citations92
US7505718B2Mar 17, 2009
Container, toner container, image forming apparatus, and image forming process
RICOH KK17 citations92
US7149462B2Dec 12, 2006
Container, toner container, image forming apparatus, and image forming process
RICOH KK16 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
US7277665B2Oct 2, 2007
Toner container configured for toner replenishment through blow system
RICOH KK7 citations73