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Class Information
Number: 355/24
Name: Photocopying > Projection printing and copying cameras > Copying both sides of original > Duplex
Description: Subject matter wherein the device includes a plurality of optical paths for simultaneously copying the obverse and the reverse sides of the original on either one or on a plurality of photosensitive sheets or strips.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7522319 |
Duplex scanner |
Apr. 21, 2009 |
| 7457006 |
Calibration system for a scanner for recording images from sheets |
Nov. 25, 2008 |
| 7414764 |
Duplex/simplex automatic sheet feeder |
Aug. 19, 2008 |
| 7331647 |
Image recording apparatus and image recording method for the image recording apparatus image |
Feb. 19, 2008 |
| 7110148 |
Duplex image reading apparatus |
Sep. 19, 2006 |
| 7092074 |
Paper feeding apparatus and image forming apparatus including the same |
Aug. 15, 2006 |
| 7050145 |
Device for copying both sides of an object in a single pass using an office copier |
May. 23, 2006 |
| 6862428 |
Printer with sheet reversal mechanism |
Mar. 1, 2005 |
| 6583849 |
Apparatus for exposure of photo-curing resin applied to printed circuit board |
Jun. 24, 2003 |
| 6529259 |
Sheet supply device with quick reverse function and sheet process method |
Mar. 4, 2003 |
| 6493060 |
Duplexing in automatic document feeder utilizing a path shorter than the length of the document to be duplexed |
Dec. 10, 2002 |
| 6437850 |
Method and device for exposing both sides of a sheet |
Aug. 20, 2002 |
| 6396561 |
Method and device for exposing both sides of a sheet |
May. 28, 2002 |
| 6396563 |
Exposure apparatus |
May. 28, 2002 |
| 6362870 |
Image copier having enhanced duplex capabilities; method of printing a copy of a document to produce a duplex copy product |
Mar. 26, 2002 |
| 6350072 |
Printer with plural mode integral module for document handling print output and print duplex inversion |
Feb. 26, 2002 |
| 6333774 |
Method and system for printing a pair of images on opposite sides of a sheet |
Dec. 25, 2001 |
| 6332068 |
Print recording apparatus having modular autoduplex mechanism |
Dec. 18, 2001 |
| 6323939 |
Image forming apparatus with a re-feeding path for duplex copying having waiting position therein |
Nov. 27, 2001 |
| 6323936 |
Machine for exposing a panel to laser radiation |
Nov. 27, 2001 |
| 6307614 |
Duplexing in automatic document feeder utilizing a path shorter than the length of the document to be duplexed |
Oct. 23, 2001 |
| 6290410 |
Modular autoduplex mechanism with simple linkage |
Sep. 18, 2001 |
| 6288768 |
Image reading device with movable sheet guide |
Sep. 11, 2001 |
| 6281963 |
Image forming apparatus |
Aug. 28, 2001 |
| 6249334 |
Image forming apparatus |
Jun. 19, 2001 |
| 6222606 |
Duplex imaging apparatus |
Apr. 24, 2001 |
| 6195151 |
Media handling system for duplex printing |
Feb. 27, 2001 |
| 6177977 |
Image forming apparatus and controlling method thereof |
Jan. 23, 2001 |
| 6167231 |
Print recording apparatus having modular autoduplex mechanism |
Dec. 26, 2000 |
| 6120142 |
High-speed printer and the uses of such a printer |
Sep. 19, 2000 |
| 6069704 |
Method of scheduling a sequence of pages to be printed with a duplex printer |
May. 30, 2000 |
| 6006012 |
Print control apparatus and method for executing a jam recovery function when a jam is detected during printing on a front side of a recording medium |
Dec. 21, 1999 |
| 5889594 |
Both-side recording apparatus and control apparatus for controlling the same |
Mar. 30, 1999 |
| 5815289 |
Facsimile apparatus |
Sep. 29, 1998 |
| 5729359 |
Image reading apparatus |
Mar. 17, 1998 |
| 5642205 |
Method and system for printing a simplex fax cover when in a duplex fax printing mode |
Jun. 24, 1997 |
| 5629762 |
Image forming apparatus having a duplex path and/or an inverter |
May. 13, 1997 |
| 5600429 |
Image copying apparatus |
Feb. 4, 1997 |
| 5592576 |
Scanning apparatus having a double side scanner and method for controlling the scanner |
Jan. 7, 1997 |
| 5537196 |
Imaging apparatus equipped with automatic recirculating document handler, and sheet-circulating feeder |
Jul. 16, 1996 |
| 5528353 |
Two-sided recording apparatus |
Jun. 18, 1996 |
| 5519484 |
Method and apparatus for forming images on both sides of a recording paper without reversing the paper |
May. 21, 1996 |
| 5491545 |
Electrophotographic printer for reel paper having a thermal print fixing station |
Feb. 13, 1996 |
| 5488485 |
Image reading apparatus |
Jan. 30, 1996 |
| 5485261 |
Image forming apparatus |
Jan. 16, 1996 |
| 5473419 |
Image forming apparatus having a duplex path with an inverter |
Dec. 5, 1995 |
| 5467182 |
Sheet transport for high productivity trayless duplex |
Nov. 14, 1995 |
| 5463451 |
Document reproduction system including a duplex document handler with natural inversion |
Oct. 31, 1995 |
| 5452108 |
Image reading apparatus in which scanning direction of reading sensor is reversed in response to exchange of originals |
Sep. 19, 1995 |
| 5436715 |
Automatic document feeder |
Jul. 25, 1995 |
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