Inventor
OZEKI TAKAMASA
JP27 patents
⚠️ This page may combine multiple inventors who share the name “OZEKI TAKAMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
7 patentsUS6904244B2Jun 7, 2005
Developing device for suppressing variations in bulk density of developer, and an image forming apparatus including the developing device
RICOH KK16 citations92
US6895203B2May 17, 2005
Developing method and apparatus using two-ingredient developer with prescribed coating of particles and resin
RICOH KK15 citations92
US7813680B2Oct 12, 2010
Developing device, and image forming apparatus and process cartridge comprising the same
RICOH KK11 citations84
US7474867B2Jan 6, 2009
Magnetic carrier, two-component developer, development method, development device and image forming apparatus of electrophotography
RICOH KK8 citations83
US7283774B2Oct 16, 2007
Developing method using a two-ingredient type developer and image forming apparatus using the same
RICOH KK6 citations73
US7095971B2Aug 22, 2006
Developing method and apparatus using two-ingredient developer with prescribed coating of particles and resin
RICOH KK9 citations73
US7003235B2Feb 21, 2006
Developing device for suppressing variations in bulk density of developer, and an image forming apparatus including the developing device
RICOH KK9 citations73