P

Inventor

TSUCHIYA YOSHIRO

JP19 patents
⚠️ This page may combine multiple inventors who share the name “TSUCHIYA YOSHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

18 patents
US6151459ANov 21, 2000

Development cartridge and image forming apparatus

CANON KK124 citations98
US6084622AJul 4, 2000

Frame structure and an image forming apparatus using such a frame structure

CANON KK171 citations98
US6101352AAug 8, 2000

Developing cartridge for developing an electrostatic image formed on an image bearing member with toner and being detachably mountable to a main assembly of an image forming apparatus

CANON KK79 citations96
US6016408AJan 18, 2000

Developer cartridge for developing a latent image detachably mountable to a main assembly of an image forming apparatus

CANON KK83 citations96
US5634178AMay 27, 1997

Gear unit, image forming apparatus and gear unit mounting method

CANON KK79 citations96
US5561496AOct 1, 1996

Image forming apparatus, assembling method of image forming apparatus, and mounting method of outer casing

CANON KK52 citations96
US5559581ASep 24, 1996

Image forming apparatus with helical gear drive train

CANON KK56 citations96
US5091754AFeb 25, 1992

Image forming apparatus comprising lateral movement means

CANON KK79 citations95
US5787323AJul 28, 1998

Image forming apparatus having a detachably mountable process cartridge

CANON KK46 citations92
US5621451AApr 15, 1997

Image forming apparatus

CANON KK27 citations92
US5432590AJul 11, 1995

Image forming apparatus with rotatable member press-contacted to image bearing member

CANON KK38 citations92
US5159393AOct 27, 1992

Image forming apparatus having transfer device and image bearing member traveling at different speeds

CANON KK37 citations92
US5070366ADec 3, 1991

Image forming apparatus featuring a constant contact-pressure drive

CANON KK46 citations92
US5115281AMay 19, 1992

Image forming apparatus with plural forming units

CANON KK36 citations91
US6836641B2Dec 28, 2004

Image forming apparatus and image forming method

CANON KK13 citations84
US5956546ASep 21, 1999

Electrophotographic image forming apparatus having first and second mounting means to allow smooth movement of a developing roller

CANON KK15 citations74
US6947701B2Sep 20, 2005

Image forming apparatus and image forming method

CANON KK6 citations73
US5384619AJan 24, 1995

Image forming apparatus having re-feeding unit

CANON KK19 citations70

JFE STEEL CORP

1 patent