At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Fixing device and image forming apparatus
A fixing device includes a fixing member of which surface is deformable, a heating unit that heats the fixing member, a pressurizing unit having an endless...
Image forming apparatus and a fixing device having a rigid heat-insulating
A fixing device for fixing a toner image on a sheet with heat while conveying the sheet of the present invention includes a heat roller or rotatable heating...
Developer holding member, development device, process cartridge, image
forming apparatus and method of...
A developer holding member includes a magnetic field generating device and a hollow body including the magnetic field generating device thereinside, and...
Image forming apparatus, and carrier, toner and developer used therein for
reducing foggy images
An image forming apparatus including an image bearer, a magnetic field generator, a two-component developer bearer, a developing electric field generator, and an...
Cleaning of a charging member in an image forming apparatus
An image forming apparatus includes a charging device for charging a photosensitive element having a moving surface, by bringing a charging roller, to which...
Fixer, image forming apparatus, and image forming method
A fixer for an image forming apparatus includes a fixing member configured to fuse a toner image with heat, a pressure member configured to press against the...
Image forming device including a toner pattern forming unit
An image forming device includes a toner pattern forming unit that forms a first toner pattern and a second toner pattern downstream of the first toner pattern...
Image forming apparatus with control of power to a fixing unit
An image forming apparatus including a main power supply unit, a chargeable auxiliary power supply unit, a fixing unit including a heater configured to receive...
Method and apparatus for image forming capable of effectively performing
color image position adjustment
A color image forming apparatus including a plurality of image forming devices, a transfer device including a transfer belt, a test pattern forming device...
Image capture device and associated method of compensating backlash
An image capture device includes a focusing unit, a focus driving unit and an autofocus control unit; the focusing unit is provided to focus on a subject. The...
Image processing apparatus, image processing method, and computer product
When image data is determined to be reused, a first image-data processing unit performs a first image processing on the image data, a memory device accumulates...
Laser diode array, optical scanning device and printing apparatus
According to an aspect of the present invention, there is provided a laser diode array including: a laser array chip including: a substrate; and at least three...
Method of setting defect management information, method of recording data,
computer program product, computer...
An information recording apparatus that records information on an information recording medium includes a setting mechanism that sets defect management...
Zoom lens, imaging device, and personal digital assistant
The invention provides a zoom lens including at least a first lens group having a positive refracting power, a second lens group having a negative refracting...
Multicolor display element
Multicolor display elements are disclosed that are adapted to full color electric papers, which comprises a display electrode, counter electrode, electrolyte,...
Image-processing device processing image data by judging a detected and
expanded medium-density field as a...
An image-processing device applies a predetermined process to input image data so as to output the processed image data. The image-processing device comprises a...
Document processor, image forming apparatus, document processing method,
and computer program
In a multifunction product including a plurality of input sources and a plurality of output destinations corresponding to the function thereof, there are an...
Information processing apparatus, information processing method,
information processing program and computer...
In an information processing apparatus having a service mode for a service person to carry out maintenance of the apparatus enters for carrying out the...
Imaging apparatus with gradation sequence conversion based at least upon
An imaging apparatus of the present invention includes an optical lens unit of a photographic optical system; an imaging device for converting light received...
Image forming apparatus to carry out position determination of a rotating
An image forming apparatus includes a plurality of image carrier units and a position determining unit. The image carrier units form toner images in a sequential...
Optical scanning device and image forming apparatus
An optical scanning device includes a light source having light emitting points for emitting light beams, a coupling optical element that couples the light...
Optical scanning device and image forming apparatus including same
An optical scanning device including a first housing including a rotating deflector configured to deflect a light beam from at least one light source to scan a...
An output circuit including an input terminal; an output terminal; a PMOS transistor connected with a positive side of a power voltage and the output terminal; a...
Apparatus for producing toner precursor, and method for the same, fibrous
toner precursor, apparatus for...
To provide a method including processing electrophotographic toner constituent material to a fibrous fine precursor and pulverizing and cutting it to obtain a...
Image forming method, and image forming apparatus and process cartridge
using the image forming method
An image forming method including: forming an electrostatic latent image on an image bearing member; developing the latent image with a toner; transferring the...
Image forming method and image forming apparatus
An image forming method including forming an image of a toner on a receiving material; and fixing the toner image on the receiving upon application of heat and...
Image forming apparatus and image forming method
Provided is an image forming apparatus containing a latent electrostatic image bearing member, a latent electrostatic image forming unit configured to form a...
Sheet post-processing apparatus, image forming apparatus, and image
A sheet post-processing apparatus includes a sheet stacking unit, an aligning unit, a moving member, a discharging member, and a discharging motor. The...
Conveyor belt, sheet feeding device, and image forming apparatus including
the sheet feeding device
A sheet feeding device includes a conveyor belt having a first row of a plurality of convex portions intermittently arranged on an inner circumferential surface...
Toner and method for producing the same
To provide a method for producing a toner, containing a milling step containing finely milling particles and classifying coarse particles by using at least a...
Image forming method and image forming apparatus for forming an image on a
surface of a transfer member
In an image forming method, an intermediate transfer body made of an endless flexible member is rotated, and an image is formed on a surface of a transfer member...
Error concealment using icons for JPEG and JPEG 2000 compressed images
A method and apparatus for concealing errors using lower resolution images for compressed images is described. In one embodiment, the method comprises receiving...
System and method for generating superimposed image data
An image processing system is disclosed that includes a superimposing merger operation unit. The superimposing merger operation unit receives the encoded data of...
Optical system, optical pickup apparatus, and optical disk apparatus
The present invention discloses an optical system for extracting signal light components from a beam including the signal light components and stray light...
Heat dissipating member, heat dissipating mechanism, and information
A heat dissipating member, a heat dissipating mechanism, and an information processing apparatus capable of improving the cooling efficiency without increasing...
Method and apparatus for controlling image processing for extraction
assured embedding, and recording medium...
An image processing method includes acquiring an original image, acquiring original information, generating overlay information, determining where to embed the...
Image-processing apparatus, an image-forming apparatus, and a program
An image-processing apparatus for quantizing multi-level (M-level) image data into N-level values, where M>N>1, using a multi-level error-diffusion process...
Communication apparatus, transmission program, computer readable medium
storing a transmission program,...
A communication apparatus includes receiving means for receiving image data and accompanying communication information, primary storage means for temporarily...
Relative position detection device and detector for rotary body and image
forming apparatus including the...
This patent specification describes a relative position detection device and a detector for a rotary body and an image forming apparatus including the relative...
Heating unit, erasing device, and information erasing and recording
A heating unit is disclosed that heats a heat-sensitive medium. The heating unit includes a heat generating body that converts electric energy into heat energy;...
Image processing circuit, combined image processing circuit, and image
An image processing circuit comprising a plurality of line buffers is provided. Each line buffer stores pixel data of a plurality of pixels as line data, the...
Image forming apparatus with plural AC sources
An image forming apparatus includes two AC power input cords to be connected to an AC power source. The image forming apparatus can detect if at least one of the...
Current detector circuit and current-mode DC-DC converter using same
A current detector circuit for detecting a load current flowing through a load includes a first series circuit having a first element and the load connected in...
Photoconductor, producing method thereof, image forming process and image
forming apparatus using...
A photoconductor comprising a photosensitive layer disposed on a support, wherein the photosensitive layer has a crosslinked layer and the crosslinked layer is...
Liquid crystal alignment film composition, liquid crystal device and
To provide a liquid crystal alignment film composition including at least one type of triphenylene compound (I) represented by the following general formula (1):...
Liquid ejecting head, imaging forming apparatus, device for ejecting a
liquid drop, and recording method
A liquid ejecting head comprising a nozzle configured to eject a liquid drop of recording liquid, a liquid chamber communicating to the nozzle, and an energy...
Image forming apparatus, information processing apparatus, information
processing system, authentication method...
An image forming apparatus includes an input part to input authentication information for authenticating a predetermined operation with respect to a registered...
Gloss providing sheet and image formation apparatus
A disclosed gloss-providing sheet for providing high gloss to a toner image on a recording material by being placed on a toner image surface of the recording...
Image forming apparatus with a cleaning mechanism to collect toner for a
An image forming apparatus includes a fixing device in which a cleaning mechanism for collecting toner left on a heat roller is arranged. When a preselected...
Compact image forming apparatus with a moveable optical sensor
An optical sensor detects at least one of a toner image and a toner adhesion amount per unit area based on a change of an optical characteristic on a surface of...