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Class Information
Number: 399/121
Name: Electrophotography > Having particular structure > Modular or displaceable > Transfer unit
Description: Subject matter wherein the displaceable or removable part is an arrangement for transferring an image from one surface or medium to another.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616909 |
Image forming apparatus and image forming method |
Nov. 10, 2009 |
| 7616916 |
Image forming device |
Nov. 10, 2009 |
| 7609997 |
Transfer belt unit mounting/dismounting device and method |
Oct. 27, 2009 |
| 7609998 |
Transfer unit and image forming apparatus |
Oct. 27, 2009 |
| 7606513 |
Image-forming apparatus including a device to attach and detach a transfer roller from a main body frame thereof |
Oct. 20, 2009 |
| 7606507 |
Image forming apparatus |
Oct. 20, 2009 |
| 7593679 |
Heat recycling image forming apparatus |
Sep. 22, 2009 |
| 7583921 |
Image forming apparatus and transfer unit |
Sep. 1, 2009 |
| 7577380 |
Image forming apparatus including a belt unit |
Aug. 18, 2009 |
| 7577381 |
Transfer belt unit and method of supporting handle of the same |
Aug. 18, 2009 |
| 7567770 |
Transfer assembly and a method for mounting |
Jul. 28, 2009 |
| 7560209 |
Electrophotographic image forming apparatus and image forming unit |
Jul. 14, 2009 |
| 7555238 |
Image-forming device and angularly shifted belt unit |
Jun. 30, 2009 |
| 7551875 |
Wide latitude printing system |
Jun. 23, 2009 |
| 7546074 |
Image forming apparatus |
Jun. 9, 2009 |
| 7546063 |
Image carrying member cartridge and image forming apparatus |
Jun. 9, 2009 |
| 7526227 |
Image forming apparatus and cartridge |
Apr. 28, 2009 |
| 7515848 |
Image forming apparatus in which an image forming unit is mounted and dismounted by rotating an intermediary transfer member |
Apr. 7, 2009 |
| 7509069 |
Electrophotographic image forming apparatus for printing photographic image and method for printing photographic image using the same |
Mar. 24, 2009 |
| 7509073 |
Image forming apparatus and belt unit |
Mar. 24, 2009 |
| 7505712 |
Image forming apparatus |
Mar. 17, 2009 |
| 7471917 |
Image forming apparatus with conveyance unit regulating structure |
Dec. 30, 2008 |
| 7469115 |
Method for positioning image bearing member unit and roller unit in image forming apparatus |
Dec. 23, 2008 |
| 7466939 |
Electrophotographic image forming apparatus to which a plurality of process cartridges are detachably mountable by using a moving guide and an opening and closing member |
Dec. 16, 2008 |
| 7454158 |
Image forming apparatus with accommodation spaces |
Nov. 18, 2008 |
| 7454157 |
Image forming device and unit position adjustment method |
Nov. 18, 2008 |
| 7444100 |
Image forming apparatus with a removable holder for holding developing devices |
Oct. 28, 2008 |
| 7426354 |
Image forming device and process cartridge |
Sep. 16, 2008 |
| 7418221 |
Transfer unit used with image forming apparatus |
Aug. 26, 2008 |
| 7418222 |
Photoreceptor module |
Aug. 26, 2008 |
| 7415232 |
Image forming apparatus including feature for reducing wrinkles in an intermediary transfer belt |
Aug. 19, 2008 |
| 7415225 |
Image forming apparatus |
Aug. 19, 2008 |
| 7415223 |
Image formation apparatus and photoreceptor cartridge |
Aug. 19, 2008 |
| 7409178 |
Color laser printer and detachable transfer belt unit for correcting color and position difference |
Aug. 5, 2008 |
| 7386255 |
Image forming apparatus having a movable transfer unit |
Jun. 10, 2008 |
| 7382999 |
Image forming apparatus with detachable units |
Jun. 3, 2008 |
| 7369793 |
Belt unit for image-forming apparatus |
May. 6, 2008 |
| 7356297 |
Curved transfer assist blade |
Apr. 8, 2008 |
| 7346304 |
Transfer device having guiding member that guides recording medium to transfer position |
Mar. 18, 2008 |
| 7340199 |
Image forming device |
Mar. 4, 2008 |
| 7319832 |
Attaching and detaching a process cartridge of an image forming device |
Jan. 15, 2008 |
| 7313338 |
Image transfer device |
Dec. 25, 2007 |
| 7313345 |
Image forming unit |
Dec. 25, 2007 |
| 7313344 |
Image forming apparatus with detachable power-requiring unit and unit positioning member |
Dec. 25, 2007 |
| 7302208 |
Unit supporting device and image forming apparatus |
Nov. 27, 2007 |
| 7302209 |
Image forming apparatus facilitating removal of recording material from opening/closing portion |
Nov. 27, 2007 |
| 7298991 |
Image forming apparatus and image transferring unit for use in the same |
Nov. 20, 2007 |
| 7295795 |
Image forming apparatus and an impurity collecting device associated with registration rollers |
Nov. 13, 2007 |
| 7286786 |
Image forming method and apparatus including dismountable cartridges |
Oct. 23, 2007 |
| 7274897 |
Image forming method and apparatus with a transfer belt |
Sep. 25, 2007 |
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