P

Inventor

TAJIMA HATSUO

JP36 patents

Patents

36 patents
US4538896ASep 3, 1985

Unit for an image formation apparatus and image formation apparatus provided with the same unit

CANON KK56 citations96
US5075728ADec 24, 1991

Developing apparatus with developer leak prevention

CANON KK29 citations93
US5030996AJul 9, 1991

Image forming apparatus with AC bias voltages for preventing developer mixture

CANON KK32 citations93
US4610531ASep 9, 1986

Developing method and apparatus

CANON KK33 citations93
US6201942B1Mar 13, 2001

Developer-carrying member, and developing device and image forming apparatus including the member

CANON KK25 citations92
US5045420ASep 3, 1991

Color image forming method and particulate developer for developing electrostatic latent image

CANON KK22 citations92
US4916492AApr 10, 1990

Developer method and apparatus

CANON KK28 citations92
US4887131ADec 12, 1989

Developing apparatus using magnetic particles and toner particles

CANON KK36 citations92
US4873551AOct 10, 1989

Developing apparatus using magnetic carrier under AC field

CANON KK27 citations92
US4669852AJun 2, 1987

Developing apparatus

CANON KK27 citations92
US4542980ASep 24, 1985

Apparatus for fixing images

CANON KK32 citations92
US4383497AMay 17, 1983

Developing device

CANON KK35 citations92
US4511778AApr 16, 1985

Image fixing device utilizing a high frequency wave

CANON KK45 citations89
US4933254AJun 12, 1990

Method and apparatus for transferring toner from carrying member to image bearing member using chains of magnetic particles

CANON KK16 citations82
US4876574AOct 24, 1989

Developing apparatus

CANON KK21 citations82
US4660958AApr 28, 1987

Developing apparatus

CANON KK24 citations82
US4637706AJan 20, 1987

Developer thin layer forming apparatus

CANON KK24 citations82
US4563978AJan 14, 1986

Developing apparatus

CANON KK20 citations82
US4395110AJul 26, 1983

Developing device with applicator contoured to stir developer applied to a developer support

CANON KK26 citations82
US5574545ANov 12, 1996

Method for transferring toner from developer carrying member to image bearing member using chains of magnetic particles formed on developer carrying member and contacting image bearing member, and alternating electric field

CANON KK8 citations74
US5239343AAug 24, 1993

Developing apparatus with regulating member having magnetic and non-magnetic members

CANON KK19 citations74
US5187535AFeb 16, 1993

Image forming apparatus

CANON KK15 citations74
US4954404ASep 4, 1990

Developing method and device and color image forming method and apparatus using same

CANON KK17 citations74
US4936249AJun 26, 1990

Developing apparatus having a two pole stationary magnet

CANON KK9 citations74
US4838200AJun 13, 1989

Developing apparatus

CANON KK16 citations74
US4638760AJan 27, 1987

Developing apparatus

CANON KK10 citations74
US4607938AAug 26, 1986

Method and apparatus for forming a thin layer of developer

CANON KK16 citations74
US4590140AMay 20, 1986

Toner application method and treated magnetic particles for use therein

CANON KK12 citations74
US4583490AApr 22, 1986

Thin developer layer forming apparatus

CANON KK10 citations74
US4559899ADec 24, 1985

Thin developer layer forming device

CANON KK20 citations74
US4484811ANov 27, 1984

Apparatus for forming an image on a recording member

CANON KK8 citations73
US4326795AApr 27, 1982

Image forming process and apparatus therefor

CANON KK10 citations73
US5298961AMar 29, 1994

Image forming apparatus with parallel exposure processing

CANON KK2 citations63
US4895105AJan 23, 1990

Developing apparatus with pressure regulating member

CANON KK5 citations63
US4297970ANov 3, 1981

Developing apparatus

CANON KK6 citations63
US4929981AMay 29, 1990

Developing apparatus

CANON KK1 citations52