Inventor
HAYAKAWA TATSUHIKO
JP5 patents
Patents
5 patentsUS5873010AFeb 16, 1999
Image forming apparatus for performing correction control, based on density of toner image
CANON KK22 citations92
US5930570AJul 27, 1999
Oriented foamed rotary member, and developing device using same
CANON KK26 citations90
US5697028ADec 9, 1997
Developer-supplying roller having a surface-modifying powder
CANON KK16 citations73
US5666597ASep 9, 1997
Image forming apparatus with delayed discharge by discharge means
CANON KK12 citations73
US5548381AAug 20, 1996
Developing apparatus forming alternating electric field between image bearing member and toner carrying member
CANON KK6 citations62