Inventor
MIYASAKA YUTAKA
JP17 patents
⚠️ This page may combine multiple inventors who share the name “MIYASAKA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONICA MINOLTA BUSINESS TECH
8 patentsUS7991318B2Aug 2, 2011
Image forming apparatus
KONICA MINOLTA BUSINESS TECH13 citations83
US7962073B2Jun 14, 2011
Image forming apparatus with developing unit having a magnetic brush
KONICA MINOLTA BUSINESS TECH2 citations62
US7865099B2Jan 4, 2011
Image forming apparatus
KONICA MINOLTA BUSINESS TECH2 citations62
US7751733B2Jul 6, 2010
Image forming apparatus with a fog controller
KONICA MINOLTA BUSINESS TECH4 citations62
US7289754B2Oct 30, 2007
Image forming apparatus
KONICA MINOLTA BUSINESS TECH4 citations62
US7877029B2Jan 25, 2011
Image forming apparatus and fog control method
KONICA MINOLTA BUSINESS TECH1 citations51
US7869727B2Jan 11, 2011
Image forming apparatus with control section to control development bias potential
KONICA MINOLTA BUSINESS TECH0 citations41
US7574154B2Aug 11, 2009
Image forming apparatus with moving speed ratio change section and image forming method including changing circumferential speed ratio
KONICA MINOLTA BUSINESS TECH0 citations41
KONISHIROKU PHOTO IND
6 patentsUS5953561ASep 14, 1999
Process cartridge for use in image forming apparatus
KONISHIROKU PHOTO IND32 citations91
US5508793AApr 16, 1996
Developing device having toner recycling means and toner concentration controller
KONISHIROKU PHOTO IND12 citations73
US5103765AApr 14, 1992
Developing device with a toner leakage prevention member
KONISHIROKU PHOTO IND11 citations71
US6816696B2Nov 9, 2004
Image forming apparatus provided with developing device using magnetic brush developing method
KONISHIROKU PHOTO IND6 citations61
US6564022B2May 13, 2003
Image forming apparatus
KONISHIROKU PHOTO IND2 citations61
US6978094B2Dec 20, 2005
Image forming apparatus with a toner density sensor
KONISHIROKU PHOTO IND1 citations51