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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Tsuchiya; Yoshiro
Address:
Yokohama, JP
No. of patents:
15
Patents:












Patent Number Title Of Patent Date Issued
6101352 Developing cartridge for developing an electrostatic image formed on an image bearing member wit August 8, 2000
A developing cartridge is provided for developing a latent image formed on a photosensitive member. The developing cartridge is detachably mountable to a main assembly of an electrophotographic image forming apparatus. The developing cartridge includes a developing member for developing
6084622 Frame structure and an image forming apparatus using such a frame structure July 4, 2000
A frame structure usable in an image forming apparatus for forming an image on a recording material using a laser source, the apparatus includes a first wall; a second wall opposed to the first wall; first and second connecting members bridging between the first wall and the second wall;
6016408 Developer cartridge for developing a latent image detachably mountable to a main assembly of an January 18, 2000
A developing cartridge for developing a latent image formed on a photosensitive member, which is detachably mountable to a main assembly of an electrophotographic image forming apparatus, includes a developing member for developing a latent image formed on the electrophotographic pho
5956546 Electrophotographic image forming apparatus having first and second mounting means to allow smoo September 21, 1999
An electrophotographic image forming apparatus capable of forming a multicolor image on a recording medium, includes a first mounting arrangement for detachably mounting a photosensitive member cartridge having an electrophotographic photosensitive member, and a second mounting arran
5787323 Image forming apparatus having a detachably mountable process cartridge July 28, 1998
An image forming apparatus, usable with a process cartridge detachably mountable thereto, for forming an image on a recording material includes a mounting device for mounting the process cartridge; an openable member relative to a main assembly of the image forming apparatus; an urging
5634178 Gear unit, image forming apparatus and gear unit mounting method May 27, 1997
A gear unit usable with an image forming apparatus for forming an image on a recording material, the image forming apparatus including an image bearing member, an image fixing unit for fixing on a recording material a toner image formed on the image bearing member and transferred to the
5621451 Image forming apparatus April 15, 1997
An image forming apparatus for performing a recording operation with respect to a recording medium, includes an image forming device for forming an image on a recording medium, a recording medium receiver for receiving the recording medium on which the image is formed, and a laser be
5561496 Image forming apparatus, assembling method of image forming apparatus, and mounting method of ou October 1, 1996
An assembling method of an image forming apparatus for forming an image on a recording material includes preparing a frame, a feeding unit having a feeding roller, electrical component unit having electrical components and an outer cover; mounting the feeding unit and the electrical comp
5559581 Image forming apparatus with helical gear drive train September 24, 1996
An image forming apparatus for forming an image on a recording material, to which a process cartridge is detachably mountable, the image forming apparatus including a mounting device for mounting a process cartridge having an image bearing member comprising a helical gear, and a process
5432590 Image forming apparatus with rotatable member press-contacted to image bearing member July 11, 1995
An image forming apparatus includes an image bearing member movable along an endless path; a helical gear, adjacent an end of the image bearing member, for transmitting a driving force to the image bearing member; a rotatable member contributable to image formation on the image bearing
5384619 Image forming apparatus having re-feeding unit January 24, 1995
The present invention provides an image forming apparatus with a supply roller for supplying a sheet, a supply path for directing the sheet to an image forming section, a sheet ejecting path for the sheet on which an image is formed at the image forming section toward an ejecting section
5159393 Image forming apparatus having transfer device and image bearing member traveling at different s October 27, 1992
An image forming apparatus includes a movable image bearing member, an image forming device for forming the image bearing member, and an image transfer device contactable to the image bearing member at an image transfer position. The transfer device transfers the image formed by the
5115281 Image forming apparatus with plural forming units May 19, 1992
The present invention provides an image forming apparatus having a first image forming unit incorporating an image formation processing device therein, a sheet supply station for feeding a sheet to the first image forming unit, and a sheet ejecting station for ejecting the sheet on which
5091754 Image forming apparatus comprising lateral movement means February 25, 1992
This invention relates to an image forming apparatus having a convey path comprising lateral movement apparatus for controlling a widthwise position of a sheet member to be conveyed, wherein the lateral movement apparatus is curved in a convey direction.
5070366 Image forming apparatus featuring a constant contact-pressure drive December 3, 1991
An image forming apparatus including an image bearing member and a rotatable member such as a transfer roller, a charging roller or a cleaning roller press-contacted to the image bearing member in relation to an image formation process on the image bearing member. A coupling is emplo










 
 
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