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Class Information
Number: 353/75
Name: Optics: image projectors > Cabinet encloses projector and one side of screen > Light shield, mask, hood, or diaphragm
Description: Subject matter including opaque or translucent light-limiting means such as a diaphragm, hood, curtain, aperture plate, framing plate, light baffle or shield.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7470030 |
Cabinet-surface-mounted projection lens and methods |
Dec. 30, 2008 |
| 7419266 |
Projector |
Sep. 2, 2008 |
| 7399093 |
Reflection mirror of projection television and fabrication method thereof |
Jul. 15, 2008 |
| 7388666 |
Probe assembly with a light hood and a detecting instrument equipped with the same |
Jun. 17, 2008 |
| 7370972 |
Two-dimensional image display device |
May. 13, 2008 |
| 7300158 |
Projection display apparatus |
Nov. 27, 2007 |
| 6995906 |
Projection unit |
Feb. 7, 2006 |
| 6967839 |
Cooling device for light valve |
Nov. 22, 2005 |
| 6921174 |
Projection television cabinet having a one-piece reference structure |
Jul. 26, 2005 |
| 6631997 |
Light-source device and projection type display device |
Oct. 14, 2003 |
| 6494582 |
Projection monitor having darkroom |
Dec. 17, 2002 |
| 6400506 |
Visually seamless image system |
Jun. 4, 2002 |
| 6356439 |
Glare reducing hood for a laptop computer monitor |
Mar. 12, 2002 |
| 6219183 |
Compact rear projection display with telescopic screen and variable image size |
Apr. 17, 2001 |
| 6164780 |
Image display apparatus |
Dec. 26, 2000 |
| 6109753 |
Projection-type display device |
Aug. 29, 2000 |
| 6046754 |
Display shutter device for view protection on a portable computer |
Apr. 4, 2000 |
| 5993006 |
Apparatus for synthesizing and displaying images |
Nov. 30, 1999 |
| 5690772 |
Method for mass-producing eccentric Fresnel lens sheets |
Nov. 25, 1997 |
| 5637359 |
Plastic substrate liquid crystal display device, method of making, and product produced by the method |
Jun. 10, 1997 |
| 5485226 |
Hood assembly for a video display unit |
Jan. 16, 1996 |
| 5274480 |
Projection type display apparatus having an aperture stop means including non-circular openings |
Dec. 28, 1993 |
| 5160951 |
Rear view projection system |
Nov. 3, 1992 |
| 4979813 |
Opaque projector |
Dec. 25, 1990 |
| 4730919 |
Slide viewer |
Mar. 15, 1988 |
| 4612583 |
Image enhancing television attachment |
Sep. 16, 1986 |
| 4357771 |
Optical filter device |
Nov. 9, 1982 |
| 4229085 |
Film reader |
Oct. 21, 1980 |
| 4213679 |
Projector |
Jul. 22, 1980 |
| 4209237 |
Drawing device |
Jun. 24, 1980 |
| 4157214 |
Apparatus for showing microdocuments |
Jun. 5, 1979 |
| 4120575 |
Test tube projection system and method |
Oct. 17, 1978 |
| 4097902 |
Television light shield |
Jun. 27, 1978 |
| 4082440 |
Compact microform reader |
Apr. 4, 1978 |
| 3930723 |
Method and apparatus for viewing pictures |
Jan. 6, 1976 |
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