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Class Information
Number: 353/98
Name: Optics: image projectors > Reflector
Description: Subject matter including a surface, which specularly reflects light, positioned behind the light source or anywhere in the light path between the light source and the viewing screen.

Sub-classes under this class:

Class Number Class Name Patents
353/99 Plural 648

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8702244 Multimedia player displaying projection image Apr. 22, 2014
8702247 Projection-type image display device and projection-type image display system Apr. 22, 2014
8690360 High pressure discharge lamp with start-up assist member, lamp unit, lamp system, and projector Apr. 8, 2014
8690358 Video projection device for mobile device having a first projection surface integral with a surface of the mobile device Apr. 8, 2014
8690357 Projector having a light transmitting window movably disposed in-front of the zoom lens and a control method for the same Apr. 8, 2014
8690349 Oblique projection optical system and projection type display apparatus using the same Apr. 8, 2014
8690343 Solid state light source and projection display apparatus having a fluorescence emission plate Apr. 8, 2014
8690341 Image projector and an illuminating unit suitable for use in an image projector Apr. 8, 2014
8690340 Combined image projection and capture system using on and off state positions of spatial light modulator Apr. 8, 2014
8690339 Complete digital holographic image sensor-projector computing unit having a modulator for receiving a fourier image Apr. 8, 2014
8690335 Display apparatus which displays the first image and the synthesized image with circular polarizations having different senses of rotation from each other Apr. 8, 2014
8690334 Projector, projection system, and control method of projector Apr. 8, 2014
8678596 Illumination device and projector with fluorescent plate Mar. 25, 2014
8678599 Systems and methods for reducing speckle using diffusing surfaces Mar. 25, 2014
8673033 Display control circuit and projector apparatus Mar. 18, 2014
8651671 Projection display device Feb. 18, 2014
8641207 Projection-type image display device and projection-type image display system Feb. 4, 2014
8636366 Lighting apparatus including a light source, a first mirror, and a second mirror disposed between the light source and the first mirror Jan. 28, 2014
8636367 System and method for controlling multiple beams illuminating projected images Jan. 28, 2014
8632224 Light emitting device and projector Jan. 21, 2014
8602563 Projection image display apparatus and projection optical system Dec. 10, 2013
8591038 Projection type image display apparatus including screen configured to partially support mirror Nov. 26, 2013
8585216 Video projector which obliquely projects images onto screen Nov. 19, 2013
8562148 Control device and electronic device Oct. 22, 2013
8562145 Display system and method for projection onto non-planar surfaces Oct. 22, 2013
8556433 Projector Oct. 15, 2013
8550636 High-pressure discharge lamp device and projector using the same Oct. 8, 2013
8545027 Light control apparatus and projector Oct. 1, 2013
8540372 Waveplate compensation in projection polarization conversion systems Sep. 24, 2013
8540377 Projector light source device having projections regulating cooling airflow Sep. 24, 2013
8540379 Image display device and information processing apparatus including the same Sep. 24, 2013
8529067 Projector apparatus and image synthesizing device for the same Sep. 10, 2013
8523403 LED white light luminaire with imaging capability Sep. 3, 2013
8517544 Substrate connection structure and projector Aug. 27, 2013
8519324 Laser projector for projecting and displaying an image based on the raster scanning of a laser beam Aug. 27, 2013
8511831 Optical device and projection-type image display apparatus Aug. 20, 2013
8511836 Diaphragm apparatus for projectors Aug. 20, 2013
8511837 Projection optical system and image projector Aug. 20, 2013
8500286 Projection system Aug. 6, 2013
8500290 Projection system Aug. 6, 2013
8496335 Illumination apparatus, projector, and illumination method Jul. 30, 2013
8485669 Projector and illumination apparatus for same Jul. 16, 2013
8480236 Having a light control unit Jul. 9, 2013
8482851 Projection optical system and projection display device using the same Jul. 9, 2013
8469520 Light source device and projection display apparatus Jun. 25, 2013
8459801 Three-dimensional image projector with a projection image forming disc with a hologram recording medium formed along a disc-shaped glass substrate Jun. 11, 2013
8459804 Projection display device having specified internal optical path angles Jun. 11, 2013
8459842 Light source device with microwave power source and projection type display apparatus having the same Jun. 11, 2013
8454169 Illumination device and projector Jun. 4, 2013
8449121 Image processing system, projector, method and computer program product May. 28, 2013

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