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Browse by Category: Main > Optical & Optics
Class Information
Number: 353/36
Name: Optics: image projectors > Composite projected image > Letters or numbers
Description: Subject matter wherein a plurality of numbers or letters are individually projected adjacent each other on a viewing screen to form a meaningful image or where indicia is projected adjacent or upon a scene on the viewing screen, usually for the purpose of advertising.










Patents under this class:

Patent Number Title Of Patent Date Issued
8459799 Optical scanning projector with raster scanning unit and vector scanning unit Jun. 11, 2013
8132920 Thin microprojector with switched beam bender and method of operating the same Mar. 13, 2012
8052286 System and method for utilizing a scanning beam to display an image Nov. 8, 2011
8016423 Projection device for image projection with document camera device connected thereto, projection method, and storage medium Sep. 13, 2011
7926958 Mobile terminal having projector and method for controlling the same Apr. 19, 2011
7918563 System and method for utilizing a scanning beam to display an image Apr. 5, 2011
7290885 User-interface for projection devices Nov. 6, 2007
5535061 Rotary scanner Jul. 9, 1996
4448504 Rear end projection system employing aspherical lenses May. 15, 1984
4420234 Combination text and picture display system Dec. 13, 1983
3953117 Single image plane two color photochromic display technique Apr. 27, 1976











 
 
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