Inventor
IGUCHI MICHIHISA
JP13 patents
⚠️ This page may combine multiple inventors who share the name “IGUCHI MICHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
11 patentsUS5488462AJan 30, 1996
Electrophotographic apparatus having developing device with seals for preventing toner leakage
TOSHIBA KK52 citations96
US5692232ANov 25, 1997
Electrophotographic apparatus that prevents toner from attaching to a contact member of a transfer device
TOSHIBA KK24 citations92
US5655178AAug 5, 1997
Electrophotographic apparatus having cleaning device and developing device configured to prevent toner leakage
TOSHIBA KK35 citations92
US5548374AAug 20, 1996
Image forming apparatus using a process unit
TOSHIBA KK28 citations92
US5477306ADec 19, 1995
Detachable process unit for an electrophotographic device
TOSHIBA KK31 citations92
US5412364AMay 2, 1995
Toner pack and development device for use in electrophotographic apparatus
TOSHIBA KK38 citations92
US5600417AFeb 4, 1997
Developing device for electrophotographic apparatus
TOSHIBA KK13 citations73
US5497224AMar 5, 1996
Image forming apparatus
TOSHIBA KK7 citations73
US5465140ANov 7, 1995
Developing device and image forming apparatus including an agitator having two springs wound in different directions around a rod
TOSHIBA KK9 citations73
US5188057AFeb 23, 1993
Developing apparatus
TOSHIBA KK15 citations70
US5537192AJul 16, 1996
Transfer roller and toner for electrophotographic apparatus
TOSHIBA KK4 citations62