Patents
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)
05/1999
05/12/1999EP0915396A2 Method and device for producing a variable security hologram
05/12/1999EP0728329B1 Holographic flake pigment
05/11/1999US5902519 Process for oxidizing iron-doped lithium niobate
05/11/1999US5902436 Method for transferring a metallized holographic image
05/11/1999CA2099934C Stereoscopic display apparatus and method
05/06/1999EP0912328A1 Holographically transferrable images
05/05/1999CN1215854A Apparatus for manufacture of individual holograms to make documents secure
05/04/1999US5900954 Machine readable record carrier with hologram
05/04/1999US5900095 Metallizing holographic image on a polymeric support, coating adhesive layer; laminating to tissue paper support and delaminating polymeric support; wrapping candies, gums, store wrappings, decorative wrappings, advertising substrates
04/1999
04/28/1999EP0911758A2 Optical identification system using cholesteric liquid crystals
04/27/1999US5898511 Process for making holograms and holography device
04/22/1999WO1999019767A1 A system for the production of a dynamic image for display
04/22/1999CA2307301A1 A system for the production of a dynamic image for display
04/21/1999CN1214773A Optical components with graded-index structure and method of manufacturing such components
04/20/1999US5896359 Spinning disc volume holographic memory
04/20/1999US5896210 Molded block optical system for volume holographic storage
04/20/1999US5896208 Master hologram for the production of copy-proof holograms
04/07/1999CN1213097A Making tomographic combined three-D holograph display device for medical image diagnosis
04/06/1999US5892602 Mobility measurement using conoscopic holography
04/06/1999US5892601 Multiplex holography
04/06/1999US5892600 Spectacle lens structure with a planar reflective outer surface
04/06/1999US5892597 Holographic recording apparatus and holographic optical element
04/06/1999CA2050242C Logarithmic polar coordinate transforming method, vision recognizing method, and optical information processing apparatus
04/01/1999WO1999015939A1 Volume phase hologram and method for producing the same
04/01/1999WO1999015938A1 Holographically transferable images
03/1999
03/31/1999EP0905653A2 Display of heart motion
03/31/1999EP0904571A1 Method and apparatus for producing a covert holographic image
03/31/1999EP0904569A1 Method of producing printing or embossing cylinders having a patterned surface
03/30/1999US5889599 Holography imaging apparatus holography display apparatus holography imaging method and holography display method
03/30/1999US5889598 Graphic works involving holography
03/24/1999EP0812443A4 Pattern-recognition computing and method for producing same
03/23/1999US5887090 Optical network
03/23/1999US5886798 Information carriers with diffraction structures
03/23/1999US5886788 Apparatus and method for detecting a posture
03/23/1999US5886675 Autostereoscopic display system with fan-out multiplexer
03/17/1999EP0901651A1 Multiple active computer generated hologram
03/17/1999EP0901644A1 Transmission holographic diffuser made and used to effect lateral color constancy in rear screen projection display systems
03/17/1999CN1211325A Article with holographic and retroreflective features
03/16/1999US5882463 Method of applying a security element to a substrate
03/16/1999US5881444 Techniques for transferring holograms into metal surfaces
03/11/1999WO1999012079A1 System and method for three-dimensional imaging
03/10/1999EP0900674A1 Method for forming a micro-relief on a metallic article and variants
03/10/1999EP0900402A1 Reference beam auto-focus apparatus for modularized volume-holographic memory
03/10/1999EP0900239A1 Photo-addressable substrates and photo-addressable side-group polymers with highly inducible double refraction
03/09/1999US5880453 Reader system for removable two dimensional code
03/09/1999US5879837 Styrylcoumarin compound, photosensitive resin composition, and hologram recording medium
03/04/1999WO1998053719A3 Method for impressing microstructures into metals or other hard materials, corresponding impression tool and coin
03/03/1999EP0898735A1 Holographic medium and process
03/03/1999EP0766864B1 Marking of optical disc for customized identification
03/03/1999CN1209590A Method and apparatus for making surface structure, in particular holographic surface structure on substrate
03/02/1999US5877893 Holographic screen having light absorbers for absorbing ambient light
03/02/1999US5877875 Reference beam auto-focus apparatus for modularized volume-holographic memory
03/02/1999US5877874 Device for concentrating optical radiation
03/02/1999US5877873 Differential video image compression in holographic media
02/1999
02/25/1999DE19809502A1 Hologram contact copy manufacturing device
02/25/1999DE19809403A1 Machine-readable information hologram manufacturing method
02/25/1999DE19809402A1 Hologram contact copy manufacturing method
02/24/1999EP0897577A1 Photorefractive composite
02/23/1999US5875170 Optical data carriers and reading devices therefor
02/23/1999US5875012 Broadband reflective display, and methods of forming the same
02/23/1999US5874187 Photo recording medium
02/11/1999WO1999006873A2 Monolithic glass light shaping diffuser and method for its production
02/10/1999EP0896260A2 Device for producing individual holograms for document security
02/10/1999EP0896259A2 Method and device for producing a surface structure, in particular a holographic surface structure, on a substrate
02/09/1999US5869209 Hologram recording apparatus and method
02/04/1999WO1999005507A1 Coherent interaction of optical radiation beams with optical-electronic materials of generalized crystal symmetry
02/04/1999CA2298557A1 Coherent interaction of optical radiation beams with optical-electronic materials of generalized crystal symmetry
02/04/1999CA2244324A1 A method and an apparatus for fabricating a surface structure, particularly a holographic surface structure, on a substrate
02/03/1999EP0490923B1 Diffraction grating and method of manufacture
02/02/1999US5866236 Article with holographic and retroreflective features
01/1999
01/28/1999WO1999004296A1 Device for concentrating optical radiation
01/28/1999CA2294908A1 Device for concentrating optical radiation
01/26/1999US5864412 Multiphoton photorefractive holographic recording media
01/26/1999US5864375 Display device
01/20/1999EP0892362A2 Record carrier with an optical variable element
01/20/1999EP0892289A2 Use of a holographic screen as display area for information systems
01/20/1999EP0891565A1 Optical components with a graded-index structure, and method of manufacturing such components
01/20/1999CN1205448A Lens mfg. tech. with laser holographic image and its products
01/13/1999CN1204788A Dot-matrix holographic photograph platemaking system
01/13/1999CN1204538A Cardiotonic card and manufacture method thereof
01/12/1999US5859808 System and method for steering fresnel region data to access data locations in a holographic memory
01/12/1999US5859713 Imaging in a scattering medium using photon density waves
01/12/1999US5858614 Polyphenyl resin containing 9,9-diarylfluorene units
01/07/1999WO1999000993A1 Autostereoscopic display
01/05/1999US5856070 Method of fabricating authentication labels and authenticating patterns incorporating diffraction structures
01/05/1999US5856048 Protected against forgery and has enhanced security against some improper use
01/05/1999CA2105118C Stereoscopic display apparatus
12/1998
12/30/1998EP0886802A1 Method of and apparatus for viewing an image
12/29/1998US5854710 Optical fourier processing
12/29/1998US5854697 Waveguide hologram illuminators
12/23/1998EP0886185A2 Process for manufacturing an embossing cylinder
12/23/1998EP0764281B1 Holographic optical element
12/22/1998US5852504 Stereoscopic display method of hologram and its forming method and its stereoscopic display apparatus
12/17/1998WO1998057236A1 Compact planar optical correlator
12/17/1998WO1998057235A1 Method for generating and reproducing a three-dimensional image and device for realising the same
12/17/1998WO1998057234A1 Direct-to-digital holography, holographic interferometry, and holovision
12/16/1998EP0884668A1 Logarithmic polar coordinate transforming method, vision recognizing method, and optical information processing apparatus
12/16/1998EP0883837A1 An optical arrangement for processing an optical wave
12/15/1998US5850300 Diffractive beam homogenizer having free-form fringes
12/15/1998US5850299 Method of choosing an optimum angle between a reference beam and an object beam to record a hologram