Inventor
OBATA HIROAKI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “OBATA HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOUYAMA MIKIO
5 patentsUS8304157B2Nov 6, 2012
Toner and manufacturing method thereof
KOUYAMA MIKIO4 citations62
US9017911B2Apr 28, 2015
Electrophotographic toner
KOUYAMA MIKIO3 citations61
US8669033B2Mar 11, 2014
Electrophotographic toner and production method of the same
KOUYAMA MIKIO0 citations51
US8273518B2Sep 25, 2012
Electrophotographic toner, electrophotographic developer and production method of electrophotographic toner
KOUYAMA MIKIO0 citations51
US8283098B2Oct 9, 2012
Production method of toner, toner and developer
KOUYAMA MIKIO0 citations50
KONICA MINOLTA BUSINESS TECH
4 patentsUS8361688B2Jan 29, 2013
Toner
KONICA MINOLTA BUSINESS TECH4 citations61
US8053153B2Nov 8, 2011
Toner for developing electrostatic latent image
KONICA MINOLTA BUSINESS TECH0 citations51
US8034520B2Oct 11, 2011
Magenta toner for developing electrostatic image
KONICA MINOLTA BUSINESS TECH0 citations41
US8377619B2Feb 19, 2013
Toner and toner manufacturing method
KONICA MINOLTA BUSINESS TECH0 citations39