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| Number | Title | Issue Date |
| 7426358 | Image forming apparatus and method having a cleanerless image forming unit There is provided an image forming apparatus comprising a developing device containing a toner having an average particle diameter of 2 to 5 μm and a spherical degree of 1 to 1.2, and a transfer member which is pressed against the image carrier by a pressing force ... | 09/16/2008 |
| 7406284 | Apparatus for improving image fidelity on high-speed electrophotographic printing systems An electrophotographic printing system having an apparatus for improving image fidelity is disclosed. The electrophotographic printing system includes a photosensitive drum, a first and second retractors and a paper presser. The first and second retractors position ... | 07/29/2008 |
| 7400853 | Transfer device and image forming apparatus A transfer device includes a transfer roller that is rotatably provided facing an image carrying member, an urging device that urges the transfer roller in a direction that the transfer roller presses the image carrying member, and a regulating roller that is provid... | 07/15/2008 |
| 7354698 | Imprint lithography An imprinting method is disclosed which involves irradiating a photo-curable imprintable medium in a flowable state on a substrate with radiation to initiate curing of the medium, after the irradiating, contacting the medium with a template to form an imprint in the... | 04/08/2008 |
| 7333761 | Transfer media transport guide mechanism for image forming device An image forming device is disclosed that can control image blurring, image contraction, and the like when resilient transfer media such as cardboard is to be transported upward from a pair of resist rollers and guided to a transfer position, and obtain a suitable t... | 02/19/2008 |
| 7280775 | Image-forming apparatus and recording-medium-temperature detector unit used in the same An image-forming apparatus includes a movable lever which functions as a recording medium detector for detecting the passage of a recording medium and a temperature detecting portion provided on the movable lever. The temperature of the recording medium is detected ... | 10/09/2007 |
| 7277651 | Image forming apparatus and control method with power controlled in accordance with remaining amount of rechargeable battery power There are provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively and a control method for the apparatus. This image forming appara... | 10/02/2007 |
| 7260337 | Image forming apparatus with control of commercial and battery power supplies to fusing device There are provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively and a control method for the apparatus. The image forming apparat... | 08/21/2007 |
| 7257341 | Image forming apparatus with power supply control for fusing control circuit There is provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively. This image forming apparatus includes a rechargeable battery devi... | 08/14/2007 |
| 7254353 | Image forming apparatus and method of controlling commercial power supply to fusing means There are provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively and a control method for the apparatus. This image forming appara... | 08/07/2007 |
| 7113733 | Image forming apparatus with moveable cleaning or transfer member An image forming apparatus includes a belt member, a secondary transfer member which is abutted against the belt member to secondary transfer a toner image to a recording medium and a contact/separation mechanism which brings the secondary transfer member into conta... | 09/26/2006 |
| 7060749 | Polyester composition, films made thereof and process for producing the composition A polyester composition includes a ligand capable of coordinating to a metal or metal ion, wherein the ligand includes at least one donor atom selected from the group consisting of a nitrogen atom, a sulfur atom, and an oxygen atom. Consequently, it is possible to i... | 06/13/2006 |
| 7039350 | Transfer printing station for an electrographic printer or copier The invention relates to a transfer printing station for an electrographic printer or copier wherein the transfer is carried out by means of a transfer roller (5) that simultaneously forces a web of paper (8) against a photoconductor drum (1) in... | 05/02/2006 |
| 7031639 | Open/close mechanism and image forming apparatus using the same A link member interlinks an external member forming part of a cabinet of an apparatus and an internal member capable of pivoting about a pivot shaft located more deeply inside the apparatus than the external member for causing the internal member to pivot in coopera... | 04/18/2006 |
| 6952548 | Charging apparatus with auxiliary member and image forming apparatus having the charging apparatus A charging apparatus has a discharging member with a plurality of protrusions and an auxiliary member for assisting discharges by the discharging member, and an insulating member formed among the plurality of protrusions of the discharging member, so that discharge ... | 10/04/2005 |
| 6939000 | Phase change ink imaging component with polymer hybrid layer An offset printing apparatus having a coated imaging member for use with phase-change inks, has a substrate, an optional intermediate layer, and thereover an outer coating with a hybrid composition of an elastomer having a silicone material covalently bonded to a ba... | 09/06/2005 |
| 6923533 | Phase change ink imaging component with nano-size filler An offset printing apparatus having a coated imaging member for use with phase-change inks, has a substrate, an optional intermediate layer, and thereover an outer coating with a nano-size filler having an average particle size of from about 1 to about 250 nanometer... | 08/02/2005 |
| 6925271 | Image forming apparatus and fixing apparatus An image forming apparatus has image forming means for forming an unfixed toner image on a recording material, heating and fixing means for heating and fixing the unfixed toner image on the recording material, temperature sensing means for sensing the temperature of... | 08/02/2005 |
| 6918664 | Phase change ink imaging component with latex fluoroelastomer layer An offset printing apparatus having a coated imaging member for use with phase-change inks, has a substrate, an optional intermediate layer, and thereover an outer coating with a latex fluoroelastomer, and an optional heating member associated with the offset printi... | 07/19/2005 |
| 6910765 | Phase change ink imaging component with outer layer having haloelastomer with pendant chains An offset printing apparatus having a coated imaging member for use with phase-change inks, has a substrate, an optional intermediate layer, and thereover an outer coating with a haloelastomer having pendant chains covalently bonded to a backbone of the haloelastome... | 06/28/2005 |
| 6735401 | Image forming apparatus having test pattern transfer prevention control In a toner image forming apparatus, a contact member for pressing a work piece at a pressing position against a toner image on a movable transfer member so that the toner image is transferred from the transfer member onto the work piece is pressed against the transf... | 05/11/2004 |
| 6400922 | Image-forming device having a plurality of image-forming units respectively apply the difference force to the recordable medium It is an exemplified object of the present invention to provide an image-forming device that can form a high-quality multicolor image at relatively low cost. To achieve the above object, the inventive image-forming device includes an endless belt that con... | 06/04/2002 |
| 6389242 | Image forming apparatus and image forming method An image forming apparatus of this invention includes an exposure unit for forming an electrostatic latent image on a photosensitive drum, a developing device for developing the electrostatic latent image on the photosensitive drum with a developing solut... | 05/14/2002 |
| 6368767 | Image forming material and production method of the same, and an image forming apparatus An ablation image forming material is disclosed. In the image forming material the colorant particles are metal particles which are magnetized upon application of to magnetic force, a production method of the same, and an image forming apparatus.... | 04/09/2002 |
| 6246845 | Electrophotographic machine including a backup roller disposed within an intermediate transfer medium An electrophotographic machine including an image forming device configured to form a latent electrostatic image on a latent image carrier, a developing unit configured to develop a visible image from the latent electrostatic image on the latent image car... | 06/12/2001 |
| 6208826 | Transfer device having notches, method and image forming apparatus using the same transfer device or method A transfer device includes a transfer member that forms a nip part between a rotary image carrier carrying an image and the transfer member and that transfers the image on the image carrier to a transfer material passing through the nip part. The transfer... | 03/27/2001 |
| 6173137 | Apparatus for maintaining substantially constant spacing between developing device and a photoconductive member An apparatus which cleans particles from a tracking region on a photoconductive drum. A spacer maintains the spacing between the photoconductive drum and a developer roller substantially constant. The spacer contacts the photoconductive drum in the tracki... | 01/09/2001 |
| 6151477 | Image forming apparatus with movable member for receiving image transferred from image bearing member An image forming apparatus comprises an image bearing member for bearing an image, and a movable member which is abutted against the image bearing member and onto which the image on the image bearing member is transferred. The movable member includes a su... | 11/21/2000 |
| 6108510 | Tandem-type image forming apparatus having full-color print mode and single-color print mode A color image forming apparatus having a plurality of image forming units, a first attraction unit and a second attraction unit for attracting a recording sheet to a transport belt, and a controller for operating the first attraction unit when a first mod... | 08/22/2000 |
| 6009298 | Image transfer apparatus and image forming apparatus There are provided an image transfer apparatus and an image forming apparatus which can form an image of excellent quality by controlling speed variations of an image carrier and an intermediate transfer body generated by an external force. When the front... | 12/28/1999 |
| 6002891 | Paper pressing force controller for a printer A paper pressing force controller of a printer includes a pressing roller that contacts a transfer roller for receiving a paper sheet therebetween. Guide rollers supply the paper sheet between the transfer roller and the pressing roller and a pressure sen... | 12/14/1999 |
| 5966560 | Image forming apparatus with enhanced pretransfer erasing In an electrophotographic copying machine, image quality is improved by suppressing phenomena such as narrowing and thickening of a linear image or discharge noises in a photograph image due to anomalies on transfer of a toner image. For example, a docume... | 10/12/1999 |
| 5940671 | Printer with transfer unit support and adjustment A wet electrophotographic printer includes a plurality of electrostatic latent image forming units for forming an electrostatic latent image on a photosensitive belt on an endless track, a developer for fixing a developing solution on a portion of the bel... | 08/17/1999 |
| 5923921 | Variable transfer assist blade force An apparatus for mechanically assisting the transfer of an image from an image bearing member onto a substrate. The apparatus includes a transfer assist blade that forces a substrate toward an image bearing member, a motor, a mechanical assembly for coupl... | 07/13/1999 |
| 5848332 | Image forming method and apparatus using tacky image forming support The present invention relates to an image forming method for forming an image by ink, and an image forming apparatus applied to a copier, a printer and the like, which enables the use of a water ink and forms an image of high quality. The image forming me... | 12/08/1998 |
| 5842097 | Image forming and transferring method using a peeling layer An image forming method, including the steps of: forming a toner image with a toner having toner particles and an external additive on a surface of a first image-carrying member which includes a support and a lamination layer disposed thereon containing a... | 11/24/1998 |
| 5715509 | Method and apparatus for transferring toner To assist transfer of toner images from a first transfer surface to a second transfer surface, the first transfer surface is actively cooled to prevent the toner sticking to it. Preferably, the cooling is accomplished by thermoelectric control device stri... | 02/03/1998 |
| 5678150 | Image forming apparatus An image forming apparatus includes a first image forming unit to form a first developer image on a first image carrier, a second image forming unit to form a second developer image on a second image carrier, a conveyor belt to convey an image transfer me... | 10/14/1997 |
| 5666596 | Process cartridge of an image forming device A process cartridge of an image forming device in which a driving gear for driving a charging roller and a transfer roller is not utilized. The process cartridge of an image forming device, comprising: a developing unit having a photosensitive drum and a ... | 09/09/1997 |
| 5649272 | Developing cartridge and image forming apparatus having the same A developing cartridge and an image forming apparatus utilizing the developing cartridge are provided. The developing cartridge includes a frame, a photosensitive drum which is rotatably installed upon the frame, a developing unit for developing an electr... | 07/15/1997 |
