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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/204
Name: Optical: systems and elements > Deflection using a moving element or medium (offsetting or changing at least a portion of the beam) > Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) > Utilizing plural light beams
Description: Subject matter wherein the periodically moving element deflects or scans more than a single light beam simultaneously.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
7483193 Light scanning device and image forming device Jan. 27, 2009
7480031 Scanner Jan. 20, 2009
7474449 Optical multi-beam scanning device and image forming apparatus Jan. 6, 2009
7474403 Device and method for measuring the optical properties of an object Jan. 6, 2009
7474451 Optical scanning device, image forming apparatus, and method of reducing noises in optical scanning device Jan. 6, 2009
7471307 Image forming apparatus and method of controlling same Dec. 30, 2008
7457020 Optical scanning apparatus Nov. 25, 2008
7450287 Optical scanning device and method for detecting synchronization signal Nov. 11, 2008
7450284 Optical scanning apparatus and image forming apparatus using the same including relationship between interval between deflector and scanned surface and a natural convergent point Nov. 11, 2008
7450283 Multi-beam light source unit, optical scanning device, image formation apparatus, light beam combining unit, optical system, optical apparatus Nov. 11, 2008
7446917 Optical scanning apparatus Nov. 4, 2008
7443556 Optical scanning apparatus and image forming apparatus Oct. 28, 2008
7433108 Arrangement for and method of improving image quality, especially for image projection arrangements Oct. 7, 2008
7430070 Method and system for correcting angular drift of laser radar systems Sep. 30, 2008
7428089 Optical scanning device and image forming apparatus Sep. 23, 2008
7417777 Optical scanning device and image forming apparatus Aug. 26, 2008
7414765 Optical scanning device and image forming apparatus using the same Aug. 19, 2008
7411712 Optical scanner and image formation apparatus Aug. 12, 2008
7403316 Optical scanning device, image forming apparatus and liquid crystal device driving method Jul. 22, 2008
7397590 Optical scanning apparatus and image forming apparatus employing this apparatus Jul. 8, 2008
7397591 Optical scanner and image forming apparatus Jul. 8, 2008
7391547 Optical multi-beam scanning device and image forming apparatus Jun. 24, 2008
7375868 Image scanning apparatus May. 20, 2008
7375847 Optical scanning device and image forming apparatus using the same May. 20, 2008
7372604 Multi-beam scanner, multi-beam scanning method, synchronizing beam detecting method and image forming apparatus May. 13, 2008
7365892 Scanned light display system using array of collimating elements in conjunction with large numerical aperture light emitter array Apr. 29, 2008
7355770 Optical scanning unit and image forming apparatus Apr. 8, 2008
7355771 Optical scanning apparatus Apr. 8, 2008
7352499 Arrangement for and method of projecting an image with pixel mapping Apr. 1, 2008
7351950 Optical beam scanning device and image forming apparatus Apr. 1, 2008
RE40101 Electro-optical scanner having selectable scan pattern Feb. 26, 2008
7336406 Scanning optical device and color image forming apparatus using the same Feb. 26, 2008
RE40109 Multi-beam optical scanner Feb. 26, 2008
7330294 Optical multi-beam scanning device and image forming apparatus Feb. 12, 2008
7317179 Systems and methods to shape laser light as a homogeneous line beam for interaction with a film deposited on a substrate Jan. 8, 2008
7310174 Method and apparatus for scanning regions Dec. 18, 2007
7297936 Optical beam scanning device and image forming apparatus Nov. 20, 2007
7298537 Optical scanner and image forming apparatus Nov. 20, 2007
7295359 Light beam scanner and image forming apparatus Nov. 13, 2007
7289136 Laser scanning unit and tandem image forming apparatus having the same Oct. 30, 2007
7286274 Optical scanner and image forming apparatus using the same Oct. 23, 2007
7283287 Light scanning unit, and image forming apparatus using the same Oct. 16, 2007
7274499 Scanning optical apparatus and image forming apparatus using the same Sep. 25, 2007
7271942 Multi-beam optical scanning apparatus and image forming apparatus using the same Sep. 18, 2007
7271941 Laser scanning unit including a shield Sep. 18, 2007
7265885 Multi-beam emitting device and light scanning unit employing the same Sep. 4, 2007
7265886 Optical scanner and image forming apparatus Sep. 4, 2007
7262765 Apparatuses and methods for utilizing non-ideal light sources Aug. 28, 2007
7256916 Optical scanning imaging system Aug. 14, 2007
7253935 Optical scanner, image forming apparatus, and optical scanner attitude correcting method Aug. 7, 2007

1 2 3 4 5 6 7 8 9 10 11










 
 
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