Inventor
TAKANO YOSHIYUKI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “TAKANO YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
6 patentsUS8023867B2Sep 20, 2011
Magnet roller and method for the same, magnetic particle-support member, development device, process cartridge, and image forming apparatus
RICOH CO LTD6 citations62
US7891094B2Feb 22, 2011
Method of manufacturing a hollow body used in an image forming apparatus
RICOH CO LTD4 citations62
US7917067B2Mar 29, 2011
Magnetic field generating member and manufacturing method thereof, magnetic particle support body, image development device, process cartridge and image forming apparatus
RICOH CO LTD2 citations61
US7890030B2Feb 15, 2011
Magnetic roller, developer carrier, developing device, process cartridge, and image forming apparatus
RICOH CO LTD4 citations61
US7907876B2Mar 15, 2011
Developer carrier, development device, process cartridge, and image forming apparatus
RICOH CO LTD0 citations51
US7899374B2Mar 1, 2011
Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same
RICOH CO LTD1 citations51
RICOH KK
5 patentsUS6287246B1Sep 11, 2001
Development roller
RICOH KK47 citations92
US6567638B2May 20, 2003
Method and apparatus for image forming capable of effectively performing development
RICOH KK10 citations74
US6832065B2Dec 14, 2004
Roll and development apparatus using the same
RICOH KK6 citations63
US7664441B2Feb 16, 2010
Developer holding member, development device, process cartridge, image forming apparatus and method of manufacturing hollow body
RICOH KK4 citations62
US7572388B2Aug 11, 2009
Magnet compound material to be compression molded, a molded elongate magnetic, a magnet roller, a developing agent-carrying body, a developing apparatus and an image-forming apparatus
RICOH KK0 citations49