Inventor
TAKEDA FUCHIO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “TAKEDA FUCHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
9 patentsUS5527657AJun 18, 1996
One-component magnetic toner for use in electrophotography
RICOH KK25 citations92
US4899689AFeb 13, 1990
Developing device with a developing roller and using a single-component developer and method for producing such developing roller
RICOH KK23 citations92
US4788570ANov 29, 1988
Thin film developing device
RICOH KK50 citations92
US4755847AJul 5, 1988
Electrostatic latent image developing apparatus
RICOH KK29 citations92
US4710015ADec 1, 1987
Developing apparatus
RICOH KK16 citations73
US5253017AOct 12, 1993
Image forming apparatus
RICOH KK8 citations72
US5136335AAug 4, 1992
Developer carrier with a dielectric layer having a frequency characteristic confined in a predetermined range
RICOH KK8 citations72
US4908665AMar 13, 1990
Developer carrier containing electrically conductive filler present in a resin coating layer for use in dry-type image developing device
RICOH KK15 citations72
US5543902AAug 6, 1996
Developing device for an image forming apparatus
RICOH KK4 citations62