Inventor
HIRANO KOUJI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “HIRANO KOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
11 patentsUS5436700AJul 25, 1995
Image forming apparatus with removable process unit and developing device thereof
TOSHIBA KK31 citations93
US5473417ADec 5, 1995
Developing apparatus having toner supply roller applied with bias voltage varied in accordance with changes in physical properties thereof
TOSHIBA KK22 citations92
US5278616AJan 11, 1994
Developing device for an image forming apparatus
TOSHIBA KK21 citations92
US5095341AMar 10, 1992
Image forming apparatus using one component developing agent with roller applicator
TOSHIBA KK27 citations92
US5191170AMar 2, 1993
Developing apparatus having developing agent layer forming blade
TOSHIBA KK19 citations82
US5317370AMay 31, 1994
Developing apparatus including means for collecting used developing agent
TOSHIBA KK18 citations74
US5260746ANov 9, 1993
Imaging forming apparatus using polymeric toner particles
TOSHIBA KK7 citations74
US5227851AJul 13, 1993
Image-forming apparatus in which the image transferring means in a plate shaped elastic member
TOSHIBA KK16 citations74
US5185632AFeb 9, 1993
Developing device using developer regulating blade having two curved portions
TOSHIBA KK17 citations74
US6694111B1Feb 17, 2004
Image forming apparatus, and developing device and method used in the same
TOSHIBA KK10 citations73
US6671485B2Dec 30, 2003
Image forming apparatus
TOSHIBA KK11 citations73