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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/635
Name: Optical: systems and elements > Single channel simultaneously to or from plural channels (e.g., light dividing, combining, or plural image forming, etc.) > By partial reflection at beam splitting or combining surface > Drawing or plotting aid
Description: Subject matter including forming a composite image on a surface on which visual information or other representation is manually placed.


Patents under this class:

Patent Number Title Of Patent Date Issued
7559654 High luminance display apparatus using LCD panel Jul. 14, 2009
7463828 Optical channel monitor Dec. 9, 2008
6873459 Image transferring apparatus Mar. 29, 2005
6859329 Scanning type display optical system and scanning type image display apparatus Feb. 22, 2005
6678094 Apparatus for lettering or marking articles by means of a laser beam Jan. 13, 2004
6467914 Night vision goggles compatible with full color display Oct. 22, 2002
6252720 Optical system and method for remotely manipulating interactive graphical elements on television screens and the like Jun. 26, 2001
6144439 Method and apparatus for reducing ghost images with a tilted cholesteric liquid crystal panel Nov. 7, 2000
6072634 Compact digital camera objective with interdigitated element alignment, stray light suppression, and anti-aliasing features Jun. 6, 2000
5933279 Optical apparatus Aug. 3, 1999
5896233 Marking position correcting device for laser marker Apr. 20, 1999
5719707 Metallic oxide/halogen coated cubicle display device Feb. 17, 1998
5671091 Virtual easel Sep. 23, 1997
5124844 Method and apparatus for locating celestial objects Jun. 23, 1992
4946254 Image shifting device for tracing Aug. 7, 1990
4796038 Laser pattern generation apparatus Jan. 3, 1989
4167113 Display systems Sep. 11, 1979
4097155 Target locating system Jun. 27, 1978
3942901 Optical sighting instrument with means for producing a sighting mark Mar. 9, 1976



 
 
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