Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03G - Electrography; Electrophotography; Magnetography › G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge
Patents for G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge (34,276)
11/1999
11/02/1999US5978619 Image forming apparatus having a control function employing a plurality of user identification codes and image forming method employing a plurality of user identification codes
11/02/1999US5978618 Image forming apparatus with controlled heat sources in fixing unit
11/02/1999US5978617 Image transferring device for image forming equipment
11/02/1999US5978612 Image forming apparatus and method for measuring the length of a sheet fed therethrough
11/02/1999US5977993 Display control device for image processing apparatus
11/02/1999CA2064353C Image processing apparatus and copying machine
10/1999
10/27/1999EP0952496A2 Developer unit for image forming apparatus
10/27/1999CN1233217A Self-verifying security documents
10/27/1999CN1232998A Mounting member, drum flange, photosensitive drum and process cartridge
10/27/1999CN1232997A Electronic imaging type image forming apparatus
10/26/1999US5974291 Image forming apparatus and image forming method using selective exposure and removal of liquid developer
10/26/1999US5974290 Image forming apparatus having sheet guide members openable for removing a jammed sheet
10/26/1999US5974289 Color image forming apparatus
10/26/1999US5974288 Electrophotographic image forming apparatus
10/26/1999US5974287 Non-contacting photoreceptor cover
10/26/1999US5974286 Toner supply container and a toner supply mechanism having a toner supply container, to be set to a hopper opening or to a supply portion having a hopper opening
10/26/1999US5974284 Image forming apparatus and initializing method thereof
10/26/1999US5974282 Image forming apparatus
10/26/1999US5974280 Image forming apparatus having a toner concentration controlling mechanism based on a clocked time period for the recovery
10/26/1999US5974278 Image formation apparatus
10/26/1999US5974276 Image density adjustment method for image forming apparatus
10/26/1999US5974275 Quality assessment device
10/26/1999US5974171 Image processing apparatus and method
10/20/1999CN1232194A Picture forming device
10/19/1999US5970303 Cleaner sump with magnetic transport
10/19/1999US5970297 Transfer apparatus and method for removing residual material from a transfer member
10/19/1999US5970295 Double-sided image forming apparatus
10/19/1999US5970285 Cleanerless image forming apparatus
10/19/1999US5970281 Transfer roller cleaning apparatus of liquid electrographic imaging system
10/19/1999US5970279 Image forming apparatus
10/19/1999US5970278 Image forming apparatus including an intermediate transfer body cleaning mechanism
10/19/1999US5970277 Image forming apparatus
10/19/1999US5970275 Dynamic supply usage estimation
10/19/1999US5970272 Apparatus for reusing image recording materials
10/19/1999US5969843 Light source device and light beam scanning optical apparatus
10/19/1999US5968698 Image forming method in an image forming apparatus utilizing an electrophotographic system
10/19/1999US5968689 Image-forming material, process for preparation thereof, and image-receiving medium
10/19/1999US5968301 Method of recycling image supporting material and apparatus thereof
10/19/1999US5968272 Liquid applying apparatus and an image forming substance removing apparatus
10/14/1999WO1999021054A3 Image plane registration system for electrographic systems
10/13/1999EP0823075B1 Reduction of residual potential and ghosting in a photoconductor
10/12/1999US5966573 Seamed flexible electrostatographic imaging belt having a permanent localized solid attribute
10/12/1999US5966572 Photoconductor belt seam detection
10/12/1999US5966569 Image forming apparatus which includes spurred wheels provided on a conveyance section in a manner which makes jam clearance easy and which avoids damage to both the apparatus and an operator's hands
10/12/1999US5966568 Process cartridge, assembling method of process cartridge, assembling method of toner container and electrophotographic image forming apparatus
10/12/1999US5966567 Process cartridge and electrophotographic image forming apparatus
10/12/1999US5966566 Recycle method for process cartridge and image forming apparatus
10/12/1999US5966565 Composite cleaner seal for electrophotographic machines
10/12/1999US5966562 Fixing device having temperature control means
10/12/1999US5966558 Image forming apparatus having control of exposure and charging depending on detected temperature
10/12/1999US5966296 Bipolar-duty cycle controllable DC corona power supply
10/12/1999US5966222 Image forming apparatus having a saturation correction unit
10/12/1999US5964151 Apparatus for accurately imprinting continuous foils
10/12/1999US5964007 Apparatus to clean ink and coating from contact cleaning rolls
10/07/1999DE19911700A1 Electrophotographic apparatus for forming circuit structures on ceramic green sheet
10/06/1999EP0947893A2 Cartridge detachably mountable to image forming apparatus, image forming apparatus, and method for controlling such image forming apparatus
10/06/1999EP0947892A2 Cleaning member, image forming apparatus provided with a cleaning blade member, and process cartridge detachably attachable on the image forming apparatus
10/06/1999EP0946374A1 Tamper-evident form for securely carrying information
10/06/1999EP0946371A1 Photochromic security system for security documents
10/05/1999US5963761 Area coverage sensor calibration and algorithm for seam detection noise eliminator on a seamed photoreceptor
10/05/1999US5963759 Process cartridge and image forming apparatus to which process cartridge can detachably be mounted
10/05/1999US5963754 Medium detection unit, medium conveyance apparatus and image formation system including a single sensor which detects medium passage, a fully accumulated condition and a jam condition
10/05/1999US5962783 Apparatus for detecting rotational speed
09/1999
09/30/1999DE19812106A1 Printer or copier with exchangeable modules
09/29/1999EP0946039A1 Image recognition unit for preventing counterfeit copies
09/29/1999EP0945768A2 Image forming apparatus and cartridge detachable to same
09/29/1999EP0945767A2 Printing machine control system
09/28/1999US5960248 Image forming apparatus
09/28/1999US5960246 Image forming apparatus with powder pump
09/28/1999US5960240 Electrophotographic printer
09/28/1999US5960238 Method of supplying toner for process cartridge and process cartridge for image forming apparatus
09/28/1999US5960235 Method for preventing contamination of photosensitive drum
09/28/1999US5958559 Peelable image recording member and image forming apparatus and method of reusing the peelable image recorder member
09/28/1999US5957582 Thermal sensor assembly
09/28/1999US5957446 Sheet feeding apparatus having a manual sheet feeding entrance
09/23/1999WO1999047743A1 Method and apparatus for deinking paper
09/23/1999CA2324280A1 Method and apparatus for deinking paper
09/22/1999EP0944242A2 Apparatus for forming images onto record paper
09/22/1999EP0944241A2 Synchronous band drive for an inline color printer
09/22/1999EP0943987A1 Presentation of printer status in an information-processing system
09/22/1999EP0943971A2 Cleaning apparatus equipped with brush roller, process cartridge, and image forming apparatus
09/22/1999EP0943969A2 Apparatus and method for obtaining color plane alignment in a single pass color printer
09/21/1999US5956669 Image forming apparatus with translation capability
09/21/1999US5956557 Image forming apparatus and method for controlling number of image forming operations
09/21/1999US5956556 Toner recycling method and mechanism employing a belt conveyor
09/21/1999US5956554 Sheet drying prevention device
09/21/1999US5956553 Roller separating apparatus for laser printer
09/21/1999US5956550 Method and device for preventing formation of background image in electrophotographic image forming apparatus
09/21/1999US5956547 Image forming device equipped with fixing device
09/21/1999US5956546 Electrophotographic image forming apparatus having first and second mounting means to allow smooth movement of a developing roller
09/21/1999US5956545 Image forming device and paper transporting method used in the same
09/21/1999US5956541 Controlling image formation based on amount of developer recovered
09/21/1999US5956057 Ink container having electronic and mechanical features enabling plug compatibility between multiple supply sizes
09/21/1999CA2124504C Photoreceptor comet prevention brush
09/14/1999USRE36306 Method for protecting against duplication with a color copier
09/14/1999USRE36301 Image forming apparatus having rotatable electrophotographic process unit
09/14/1999US5953567 Screw pump, toner conveying device using the same and toner filling system
09/14/1999US5953564 Image display unit having transfer belt and orthogonally tensioned carrier
09/14/1999US5953562 Process cartridge, assembling method for process cartridge and grounding member
09/14/1999US5953561 Photoreceptor, image forming, heat rolls
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