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Class Information
Number: 353/48
Name: Optics: image projectors > Image moves on screen > Plural projectors or projection paths
Description: Subject matter including a plurality of projectors as there defined or two or more optical paths for projecting onto separate viewing screens or separated areas on a viewing screen.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7611250 |
Projector |
Nov. 3, 2009 |
| 7227532 |
Optical projection system for computer input devices |
Jun. 5, 2007 |
| 7187343 |
Image projection with display-condition compensation |
Mar. 6, 2007 |
| 7130119 |
Three-dimensional observation apparatus and three-dimensional observation system |
Oct. 31, 2006 |
| 7048384 |
Multiple scene projection system |
May. 23, 2006 |
| 7018047 |
Image projection lighting device with variable homogeneity |
Mar. 28, 2006 |
| 6869191 |
Method and apparatus for selectively positioning dual projectors |
Mar. 22, 2005 |
| 6773113 |
Projection arrangement for projecting an image onto a projection surface |
Aug. 10, 2004 |
| 6643069 |
SLM-base color projection display having multiple SLM's and multiple projection lenses |
Nov. 4, 2003 |
| 6619801 |
Projection type image display apparatus realizing three-dimensional image |
Sep. 16, 2003 |
| 6597410 |
System for the automatic adaptation of projector images and a method for the implementation thereof |
Jul. 22, 2003 |
| 6508555 |
Image projection system that enables almost complete superposition without any image shift in superposition projection of original images a plurality of image projection apparatuses |
Jan. 21, 2003 |
| 6426781 |
Laser video projector |
Jul. 30, 2002 |
| 6222674 |
Projective image display apparatus |
Apr. 24, 2001 |
| 6193375 |
Display device |
Feb. 27, 2001 |
| 6142653 |
Optical pattern producing system |
Nov. 7, 2000 |
| 6144476 |
Image display device |
Nov. 7, 2000 |
| 5654775 |
Three lamp, three light valve projection system |
Aug. 5, 1997 |
| 5326266 |
Area of interest display system with opto/mechanical image combining |
Jul. 5, 1994 |
| 4991955 |
Circular projection and display system using segmented trapezoidal screens |
Feb. 12, 1991 |
| 4815013 |
Variable speed film transport interlock system and method using same |
Mar. 21, 1989 |
| 4595266 |
Multiple projection optics slide projection apparatus using a circular slide tray, having fixed-position slide gates |
Jun. 17, 1986 |
| 4192584 |
System for creating motion effects employing still projection equipment |
Mar. 11, 1980 |
| 4104625 |
Apparatus for providing facial image animation |
Aug. 1, 1978 |
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