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Class Information
Number: 347/134
Name: Incremental printing of symbolic information > Electric marking apparatus or processes > Electrostatic > Photo scanning > Optical elements interposed between record receiver and beam generator
Description: Subject matter comprising light beam modifying means located between the medium and a light beam generator for affecting the formation of the image.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7474324 |
Printing apparatus using order-separation type optical modulator |
Jan. 6, 2009 |
| 7355615 |
Optical scanning apparatus |
Apr. 8, 2008 |
| 7352377 |
Exposure device and image forming apparatus |
Apr. 1, 2008 |
| 7167291 |
Optical scanning apparatus and image forming apparatus using the same |
Jan. 23, 2007 |
| 6856426 |
Solid state scanning type optical recording device |
Feb. 15, 2005 |
| 6856335 |
Optical scanning device for scanning plural surfaces and image forming apparatus using the optical scanning device |
Feb. 15, 2005 |
| 6847389 |
Optical beam scanning device and image forming apparatus |
Jan. 25, 2005 |
| 6834949 |
Device for simultaneously holding by suction and transporting a sheet |
Dec. 28, 2004 |
| 6700596 |
Scanning optical element with light-beam passage |
Mar. 2, 2004 |
| 6688724 |
Image forming device and image forming method |
Feb. 10, 2004 |
| 6677578 |
Internal-surface-scanning image recording apparatus |
Jan. 13, 2004 |
| 6661441 |
Combined lens, holder, and aperture |
Dec. 9, 2003 |
| 6593951 |
Optical writing system directed to miniaturization thereof, and image forming apparatus employing it |
Jul. 15, 2003 |
| 6489982 |
Error reduction in a multi-beam scanning optical system, and image-forming apparatus using the same |
Dec. 3, 2002 |
| 6411325 |
Optical unit, and electrophotographic recording device having same |
Jun. 25, 2002 |
| 6346957 |
Optical scanning device and image forming apparatus that restrains color aberrations |
Feb. 12, 2002 |
| 6340982 |
Image forming apparatus and exposure device thereof |
Jan. 22, 2002 |
| 6333756 |
Optical unit and its manufacturing method and electrophotographic recording device |
Dec. 25, 2001 |
| 6310712 |
Discrete element light modulating microstructure devices |
Oct. 30, 2001 |
| 6288734 |
Scanning optical device and image forming apparatus using the same |
Sep. 11, 2001 |
| 6275673 |
Photosensitive unit, light source and image forming apparatus |
Aug. 14, 2001 |
| 6252618 |
Method of controlling print registration in an electrophotographic machine |
Jun. 26, 2001 |
| 6211897 |
Printing system and method for improving print quality of laser thermal printers |
Apr. 3, 2001 |
| 6184917 |
Laser marking method and apparatus and liquid crystal element driving method |
Feb. 6, 2001 |
| 6169558 |
Process and apparatus for high speed laser printing using a roller having a convertible structure |
Jan. 2, 2001 |
| 6121983 |
Method and apparatus for a solid state laser scanning architecture |
Sep. 19, 2000 |
| 6061075 |
Non-systolic time delay and integration printing |
May. 9, 2000 |
| 6057867 |
Laser printer with piezoelectric apparatus to reduce banding by adjustment of a scanned laser beam |
May. 2, 2000 |
| 6055005 |
Color printer with jitter signature matching |
Apr. 25, 2000 |
| 6037968 |
Scanned marking of workpieces |
Mar. 14, 2000 |
| 6016156 |
Image forming apparatus |
Jan. 18, 2000 |
| 5896162 |
Led printing head |
Apr. 20, 1999 |
| 5889545 |
Method and apparatus for image registration in a single pass ROS printer using a rotatable output window with no optical power |
Mar. 30, 1999 |
| 5850247 |
Image forming apparatus |
Dec. 15, 1998 |
| 5835120 |
Double-resolution optical system for electrophotographic printer |
Nov. 10, 1998 |
| 5821971 |
Image registration for a raster output scanner (ROS) color printer |
Oct. 13, 1998 |
| 5796421 |
Positioning apparatus for an optical element in the form of a thin film and a scanning apparatus |
Aug. 18, 1998 |
| 5793408 |
Optical scanning apparatus with improved structure for adjusting focus position |
Aug. 11, 1998 |
| 5771055 |
Laser printer capable of cooling heat generating parts as well as reducing noise |
Jun. 23, 1998 |
| 5757413 |
Optical filtering system for a document processing system |
May. 26, 1998 |
| 5745155 |
Scan uniformity correction |
Apr. 28, 1998 |
| 5742318 |
Recording apparatus |
Apr. 21, 1998 |
| 5739842 |
Image forming method and apparatus using rotated screen with pulse width modulation |
Apr. 14, 1998 |
| 5696616 |
Scanning method and apparatus |
Dec. 9, 1997 |
| 5675431 |
Raster output scanner having externally mounted mirrors |
Oct. 7, 1997 |
| 5652611 |
Optical scanning system and image forming apparatus employing same for electrophoto graphically forming images |
Jul. 29, 1997 |
| 5631687 |
Laser light radiation device providing reduced laser light spot size |
May. 20, 1997 |
| 5610652 |
Electrophotographic image recording apparatus |
Mar. 11, 1997 |
| 5561743 |
Digital method image forming apparatus and image forming method thereof |
Oct. 1, 1996 |
| 5539441 |
Jitter reduction in an overfilled raster output polygon scanner system |
Jul. 23, 1996 |
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