| Patents for G03B 33 - Colour photography, other than mere exposure or projection of a colour film (1,230) |
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| 02/03/1994 | WO1994003016A1 Colour image projector |
| 02/02/1994 | CN1023678C Modulation system for projection display |
| 02/01/1994 | US5283602 Optical system for projector |
| 01/11/1994 | US5278680 Projection type liquid crystal display system and method of polarized light component projection |
| 12/22/1993 | CN1023260C Optical illumination system and projection apparatus comprising such a system |
| 12/21/1993 | US5272496 Image projector with optimized luminous efficiency |
| 11/23/1993 | US5264879 Projection type display apparatus |
| 11/10/1993 | EP0568998A2 Image forming apparatus and projector using the same |
| 11/09/1993 | US5260830 Three color separation/synthesis mirror device |
| 10/28/1993 | WO1993021726A1 Method and apparatus for displaying a color image |
| 10/06/1993 | EP0563874A1 Optical illumination system and projection display apparatus using the same |
| 10/05/1993 | US5250967 Liquid crystal projector |
| 09/23/1993 | DE4306851A1 Video image projection system - uses deflection mirror and projection lens for combining three prim. colour beams provided by CRT's or LCD cells |
| 08/25/1993 | CN1021930C Hue correction method and equipments for colour photography |
| 06/09/1993 | EP0545389A1 Apparatus to efficiently convert unpolarized light to linearly polarized light |
| 06/08/1993 | US5218439 Photo video camera device |
| 05/05/1993 | CN1020506C Multi-functional colour printing and enlarging equipment with trick effect |
| 04/27/1993 | CA1317044C Active matrix lcd image projection system |
| 04/15/1993 | WO1993007561A1 Apparatus and method for projection upon a three-dimensional object |
| 04/06/1993 | US5200857 Color separation/synthetic optical system including two dichroic mirrors angled for correction of astigmatism |
| 04/06/1993 | US5200843 Polarized synthesization in projection type liquid crystal displays |
| 04/01/1993 | DE4232662A1 Picture projection equipment - enlarges and projects colour pictures from small picture surfaces on to large picture screen with three single colour cathode ray tubes |
| 03/23/1993 | US5196926 Optical system for an lcd projector |
| 03/03/1993 | EP0363407B1 Projector |
| 02/10/1993 | EP0527084A1 Image projector with maximized light efficiency |
| 02/10/1993 | EP0526653A1 Projection-type liquid crystalline projector |
| 01/20/1993 | EP0523988A1 Image projector |
| 01/19/1993 | US5181054 Device for the projection of images using two orthogonal components of light polarization |
| 01/12/1993 | US5179398 Projector and image adjustment method |
| 12/30/1992 | EP0520369A1 Projector |
| 12/23/1992 | EP0519774A1 Projector |
| 12/15/1992 | US5172254 Projection-type liquid crystal display apparatus |
| 12/15/1992 | US5172222 High definition color display device |
| 12/09/1992 | CN1019420B Stereoscopic colour picture taking aid and stereoscopic spectacles |
| 12/02/1992 | EP0516479A2 A projection-type liquid crystal display apparatus |
| 11/17/1992 | US5164821 Image projection system |
| 11/11/1992 | EP0512893A1 Illuminator for projector |
| 11/04/1992 | EP0511802A2 Display apparatus |
| 11/03/1992 | US5161042 Color liquid crystal display device using dichroic mirrors for focusing different colors in different directions |
| 10/31/1992 | CA2061329A1 Method and apparatus for improving output display device resolution |
| 10/21/1992 | EP0509194A1 Optical system for projector |
| 10/14/1992 | EP0508413A2 A plate-like polarizing element, a polarizing conversion unit provided with the element, and a projector provided with the unit |
| 10/07/1992 | EP0507316A2 Polarizing element and image display apparatus having the polarizing element |
| 10/06/1992 | US5153752 Projector |
| 09/03/1992 | WO1992015041A1 Projection-type liquid crystalline projector |
| 08/18/1992 | US5140466 Optical multiplexer |
| 08/12/1992 | CN1063559A Hue correction method and equipments for colour photography |
| 07/28/1992 | US5134516 Device for the projection of images |
| 07/22/1992 | EP0495592A2 Photovideo camera |
| 07/07/1992 | CA1304618C Camera with color separation shutter |
| 07/01/1992 | EP0492661A2 Liquid crystal projector |
| 07/01/1992 | EP0492640A1 Projector using a hologram |
| 07/01/1992 | EP0492637A2 Projector provided with a plurality of image generators |
| 07/01/1992 | EP0492379A1 Optical multiplexer |
| 05/13/1992 | EP0485268A1 Matrix screen image projector with two polarized beams |
| 05/13/1992 | EP0484465A1 Cinematographic optical system |
| 04/14/1992 | US5105263 Projection display apparatus using color temperature correctors and liquid crystal shutters |
| 03/25/1992 | EP0477028A2 Image projection system |
| 03/24/1992 | US5098184 Optical illumination system and projection apparatus comprising such a system |
| 03/18/1992 | EP0475796A1 Image projection system using two orthogonal light polarization components |
| 03/03/1992 | US5092671 Device for projection television pictures |
| 01/29/1992 | EP0468501A2 Dichroic mirror and projector having the same |
| 01/15/1992 | EP0346463A4 An improved video display system |
| 01/08/1992 | EP0465171A2 A colour liquid crystal display device |
| 11/27/1991 | EP0458687A2 LCD projector with an optical system |
| 11/21/1991 | EP0457605A2 Polarization converting device and polarized-light illuminating system using the device and image display unit using the device |
| 11/06/1991 | CN1056006A Multifunctional colour printing and enlarging equipment with trick effect |
| 10/22/1991 | US5060058 Modulation system for projection display |
| 10/15/1991 | US5057861 Color image recorder and image projector useful therefor |
| 10/09/1991 | EP0451034A1 Device for image projection |
| 08/28/1991 | EP0443586A2 Projector |
| 08/21/1991 | EP0442161A1 Device for projecting television pictures |
| 07/02/1991 | US5028121 Projection device |
| 05/29/1991 | EP0428971A2 Full colour three-dimensional projection display |
| 05/14/1991 | US5016042 Apparatus for recording color image using mask members |
| 04/30/1991 | US5012274 A video display system |
| 04/11/1991 | DE3930774A1 Projector for video colour picture - has three mutually inclined mirror faces in intersection point of partial light current axes |
| 04/10/1991 | EP0421628A2 Projection type liquid crystal display device |
| 03/27/1991 | EP0418947A1 Projection system |
| 02/26/1991 | US4995718 Full color three-dimensional projection display |
| 01/24/1991 | WO1991001018A1 Cinematographic optical system |
| 01/23/1991 | EP0409620A2 A projection type color image display device |
| 01/08/1991 | US4983032 Radiation beam |
| 12/26/1990 | CN1048106A Optical illumination system and projection apparatus comprising such a system |
| 12/19/1990 | CN1047951A Modulation system for projection display |
| 12/12/1990 | EP0401912A2 Modulation system for projection display |
| 11/14/1990 | EP0397381A2 Projection type display unit using liquid crystal display devices |
| 11/13/1990 | US4970586 Half-tone image reproducing method of improving gradation without loss of resolution |
| 11/13/1990 | US4969731 Liquid crystal panel type projection display |
| 11/06/1990 | US4968587 Method for producing color print having high quality and long life, applicable for long period conservation |
| 10/31/1990 | EP0395156A1 Optical illumination system and projection apparatus comprising such a system |
| 09/12/1990 | CN1009582B Optical false coloring method for colour-mixable image |
| 08/29/1990 | CN1044994A New technology of direct photograph on colored photographic paper |
| 08/22/1990 | EP0383646A1 High-definition colour display device |
| 08/08/1990 | CN1044541A Stereo image formation method for colour tv, film and photo |
| 06/26/1990 | US4936658 Projection type liquid crystal displaying device |
| 06/19/1990 | US4935820 Imaging slow photographic media with liquid crystal shutters |
| 06/19/1990 | US4935758 Projection display apparatus |
| 06/13/1990 | EP0372905A2 Projection-type liquid crystal display apparatus |
| 06/05/1990 | US4932068 Method of recording a plurality of images in superposition on a recording medium |