| Patents for G03H 1 - Holographic processes or apparatus using light, infra-red, or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto (12,452) |
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| 12/10/1998 | WO1998055964A1 Diffractive surface pattern |
| 12/09/1998 | EP0883085A1 Diffractive surface pattern |
| 12/09/1998 | EP0882252A1 Holographic high contrast viewing screen embedded in a liquid crystal display |
| 12/09/1998 | CN1201534A Optically variable device (OVD) and method of recording OVD and OVD recorder |
| 12/08/1998 | US5847851 Double-doped BaTiO3 crystal for holographic storage |
| 12/03/1998 | WO1998053719A2 Method for impressing microstructures into metals or other hard materials, corresponding impression tool and coin |
| 12/03/1998 | DE19722575A1 Verfahren zum Einprägen von Mikrostrukturen in Metalle oder andere Hartstoffe Method for embossing of microstructures in metals and other hard materials |
| 12/02/1998 | EP0881843A2 Method and apparatus for transmitting or processing images. |
| 12/02/1998 | EP0880716A1 Article with holographic and retroreflective features |
| 12/02/1998 | EP0655162B1 Compositions of bacteriorhodopsin variants with increased memory time and their use |
| 12/01/1998 | US5844701 System and method using linear translation to access data locations in a holographic memory |
| 12/01/1998 | US5844700 Spatio-angular multiplexing geometry for volume holographic storage |
| 12/01/1998 | US5843598 Subject plate for recording holograms, holograms-making method, and hologram-recorded article |
| 11/26/1998 | WO1998052952A1 Polyborate coinitiators for photopolymerization |
| 11/25/1998 | EP0880112A2 Method for validation of a hologram and reader for carrying out this method |
| 11/25/1998 | EP0880110A2 Method and apparatus for displaying computer generated holograms |
| 11/17/1998 | US5838650 Image quality compensation method and apparatus for holographic data storage system |
| 11/17/1998 | US5838467 Method for processing information stored in a holographic system |
| 11/17/1998 | US5838466 Optical structure |
| 11/11/1998 | EP0876662A1 Manufacture of optical data storage disc |
| 11/10/1998 | US5835470 System and method for steering focal plane data using cylindrical coordinates to access data locations in a holographic memory |
| 11/10/1998 | US5835245 Holographic method and materials to detect and prevent forgery in identity cards |
| 11/10/1998 | CA2128575C Segmented image holographic disks |
| 11/04/1998 | CN1197942A Two-dimensional composite stereo visual-checkup hologram card and its making method |
| 11/04/1998 | CN1197941A Color reflection hologram making method using potassium dichromate gelatine |
| 11/03/1998 | CA2101369C Space light modulating apparatus |
| 10/28/1998 | EP0778801B1 Dot-matrix image and thermal transfer film for producing the same |
| 10/27/1998 | CA2068984C Multiple layer holograms |
| 10/22/1998 | WO1998021629A3 In-line holographic mask for micromachining |
| 10/21/1998 | EP0871574A1 Optical information carrier |
| 10/20/1998 | US5825514 Master hologram for the production of copy-proof holograms |
| 10/14/1998 | EP0870655A1 Holographic marking of transparent surfaces of automobile lamps and headlights |
| 10/14/1998 | EP0870071A1 Enhancement of optically variable images |
| 10/13/1998 | US5822092 System for making a hologram of an image by manipulating object beam characteristics to reflect image data |
| 10/13/1998 | US5822090 Utilization of ferroelectric domain screening for high capacity holographic memory |
| 10/13/1998 | US5822089 Grazing incidence holograms and system and method for producing the same |
| 10/13/1998 | US5822088 Hologram display item |
| 10/07/1998 | EP0869408A1 Volume hologram laminate and label for preparing volume hologram laminate |
| 10/06/1998 | US5815936 Detachable hologram assembly and windage/elevation adjuster for a compact holographic sight |
| 09/29/1998 | US5815292 Low cost diffraction images for high security application |
| 09/24/1998 | WO1998041905A1 Optical display |
| 09/24/1998 | WO1998041904A1 A method of producing embosse, light-diffracting patterns |
| 09/24/1998 | CA2284877A1 Optical display apparatus |
| 09/24/1998 | CA2283766A1 A method of producing embossed, light-diffracting patterns |
| 09/23/1998 | EP0865618A1 Holographic optical device and method of manufacture |
| 09/22/1998 | US5812292 Optical correlator using optical delay loops |
| 09/22/1998 | US5812287 Holograms having a standard reference color |
| 09/22/1998 | US5811775 Optical data element including a diffraction zone with a multiplicity of diffraction gratings |
| 09/22/1998 | US5810957 Method for forming holographic foil |
| 09/22/1998 | CA2135940C Combination specular and diffuse image chmsl |
| 09/17/1998 | WO1998035264A3 Holographic device for formation of light beams with predetermined spectral compositions and projector of video images containing such a device |
| 09/16/1998 | EP0864947A2 Image reproducing method and apparatus |
| 09/16/1998 | EP0864157A1 Two-step gated holographic recording in photorefractive materials using cw lasers |
| 09/16/1998 | CN1193390A Position feedback system for volume holographic storage media |
| 09/16/1998 | CN1193299A Anti-fake document with transparent writable hologram |
| 09/15/1998 | US5808776 Process for realization of an optically variable image |
| 09/15/1998 | US5808758 Data carrier with an optically variable element |
| 09/15/1998 | US5807456 Method for producing metallic planar elements on substrates |
| 09/11/1998 | WO1998039685A1 Energy-depleted radiation apparatus and method |
| 09/08/1998 | US5805316 Twin-image elimination apparatus and method |
| 09/03/1998 | WO1998038546A1 Chromatically-adjusted display element with reflective holographic diffusor |
| 09/03/1998 | WO1998038536A1 Transmission holographic diffuser made and used to effect lateral color constancy in rear screen projection display systems |
| 09/03/1998 | CA2252462A1 Transmission holographic diffuser made and used to effect lateral color constancy in rear screen projection display systems |
| 09/02/1998 | EP0862096A2 Method and system for producing computer generated holograms realizing real time holographic video production and display |
| 09/01/1998 | US5801857 Data carrier having an optically variable element and methods for producing it |
| 08/26/1998 | EP0632767B1 Holographic security device |
| 08/25/1998 | US5798864 Projection type image display apparatus |
| 08/25/1998 | US5798850 Method of and apparatus for duplicating hologram and duplicate hologram |
| 08/25/1998 | US5797492 Information storage medium packaging body |
| 08/25/1998 | CA2058802C System and technique for making holographic projection screens |
| 08/20/1998 | DE19704741A1 Holografischer Bildschirm mit integrierter Speckleunterdrückung Holographic display screen with integrated Speckleunterdrückung |
| 08/19/1998 | EP0858622A1 Optically variable device (ovd) and a method of recording ovd and an ovd recorder |
| 08/19/1998 | EP0748459A4 Difraction surfaces and methods for the manufacture thereof |
| 08/18/1998 | US5796500 Methods and apparatus for making holograms |
| 08/18/1998 | US5796499 Transmission holographic diffuser made and used to effect lateral color constancy in rear screen projection display systems |
| 08/18/1998 | US5796498 Apparatus for imaging an object obscured by a diffusing medium |
| 08/18/1998 | US5796096 Fabrication and applications of long-lifetime, holographic gratings in photorefractive materials |
| 08/18/1998 | US5795681 Stabilization of holograms formed in gelatin |
| 08/13/1998 | WO1998035264A2 Holographic device for formation of light beams with predetermined spectral compositions and projector of video images containing such a device |
| 08/13/1998 | WO1998035246A1 Holographic display screen with integrated speckle suppression |
| 08/12/1998 | CN1190192A Polarized light encrypted holographic laser anti-fake trade mark and tis production method |
| 08/11/1998 | US5793504 Hybrid angular/spatial holographic multiplexer |
| 08/11/1998 | US5793503 Methods of hologram construction using computer-processed objects |
| 08/11/1998 | CA2027462C Method of manufacturing display having diffraction grating patterns |
| 08/06/1998 | WO1998034135A1 Laser back-projection screen |
| 08/06/1998 | WO1998033761A1 Non-volatile phenylglyoxalic esters |
| 08/06/1998 | WO1998033648A1 Manufacture of security tapes and security threads |
| 08/06/1998 | DE19703592A1 Bildschirm für Laserrückprojektion Screen for rear projection laser |
| 08/06/1998 | CA2279339A1 Manufacture of security tapes and security threads |
| 08/06/1998 | CA2275667A1 Non-volatile phenylglyoxalic esters |
| 08/05/1998 | EP0856768A2 Broadband reflective display, and methods of forming the same |
| 08/05/1998 | EP0856766A2 Holographically formed reflective display, liquid crystal display and projection system and methods of forming the same |
| 08/05/1998 | EP0856765A1 Reflective-type liquid crystal display and methods of forming the same |
| 08/04/1998 | US5790284 Display apparatus and displaying method for image display producing stereoscopic effect |
| 07/30/1998 | WO1998032605A1 Hologram manufacturing process and method for efficiently providing a multi-holographic optical element substrate unit |
| 07/22/1998 | EP0853774A1 Holographic medium and process |
| 07/21/1998 | US5784200 Difraction grating recording medium, and method and apparatus for preparing the same |
| 07/21/1998 | US5784181 Illumination device for illuminating a display device |
| 07/21/1998 | US5783017 Applying a hologram to a substrate |
| 07/21/1998 | CA2067297C Protected photosensitive recording films |