SECURITY ELEMENT WITH PATTERN AND DOUBLE-SIDED HOLOGRAPHIC EFFECT

Printing diffraction gratings on paper and board

Method of metallising optical elements comprising surface relief structures

COUNTERFEIT PREVENTION STRUCTURE AND MANUFACTURING METHOD THEREFOR

Liquid crystal laminate and method for manufacturing a liquid crystal laminate

Hologram structure

Coloring forgery prevention structure and coloring forgery prevention medium

Printing diffraction gratings on paper and board

Optical security device having a high refractive index layer between adjacent diffraction elements which have upper portions uncovered by the high refractive index layer

Method of making releasable metalized embossed transfer film

Printing diffraction gratings on paper and board

Coloring forgery prevention structure and coloring forgery prevention medium

Security element and method for producing a security element

Holography devices, three-dimensional image display apparatuses including the same, and methods of processing holography images

SECURITY ELEMENT INCLUDING AN OPTICAL STRUCTURE

Identification medium and method for identification thereof

Identification medium and identification method therefor

Image display and labeled article

Releasable metalized embossed transfer film

Method of producing a diffractive optic element and the resulting element

Appliance having micro-pattern and method for fabricating structure having micro-pattern for appliance

SECURITY LAMINATES WITH INTERLAMINATED TRANSPARENT EMBOSSED POLYMER HOLOGRAM

Security laminates with interlaminated transparent embossed polymer hologram

DURABLE WASHABLE LABEL HAVING A VISIBLE DIFFRACTION GRATING PATTERN

Apparatus for orienting magnetic flakes

DECORATED DEVICE AND METHOD OF FABRICATING THE SAME

Security element and method for producing a security element

Multiple layer holographic metal flake film and method of manufacturing the same

EXTERIOR PARTS AND METHOD OF MANUFACTURING THE SAME AND ELECTRONIC EQUIPMENT USING THE SAME

Metallised film and process for its manufacture

DURABLE WASHABLE LABEL HAVING A VISIBLE DIFFRACTION GRATING PATTERN

SECURITY LAMINATES WITH INTERLAMINATED TRANSPARENT EMBOSSED POLYMER HOLOGRAM

CUSTOMISATION OF A HOT STAMP FOIL OR LAMINATE

WAVELENGTH DEPENDENT OPTICAL ELEMENTS AND APPLICATIONS THEREOF

SECURITY ARTICLES AND DEVICES CONTAINING CODED HOLOGRAPHIC PLATELETS AND METHODS OF MANUFACTURING THE SAME

DIFFRACTIVE DEVICE

Identification medium, identification method, and identification apparatus

Method for forming an embossed holographic pattern

METHOD FOR RECORDING DATA IN A HOLOGRAPHIC FORM ON A LENS AND A CORRESPONDING LENS

RFID information medium and article to which the medium is attached

Authenticating medium and authenticatable substrate

OVD CONTAINING DEVICE

Method of manufacturing an optical data carrier

Transfer film

Transparent tamper-indicating data sheet

Holographic magnetic stripe demetalization security

Patterned optical structures with enhanced security feature

Holographic structure and method for producing the same

Optically Variable Security Devices

Apparatus for orienting magnetic flakes

Areal security element and method for producing it

Patterned optical structures with enhanced security feature

Computer generated hologram optical element

Holograms with a discontinuous metal layer comprising regions of dissimilar transmittance and articles incorporating them

Method of preparing an optical security component having a metallic appearance, and component thus produced

Method for causing metallized pattern to be pulled out and attached on gas permeable and moisture absorptive material

Security element with a diffraction structure having subareas representing recognizable information

Preserved and enhanced holographic and optically variable devices and method for making the same

Patterned structures with optically variable effects

Object identifying medium using multi-layer thin-film

Polyolefin film with embossed surface

Diffractive device

Flakes comprising non-chiral liquid crystal material

Method of fabricating hologram diffuser for liquid crystal display and liquid crystal display device using the same

Security element with flip-flop color change effect and magnetic properties, article compromising such a security element and method for producing said security element and said article

Optically variable security device and method

Security document and security element for a security document

Optically variable security devices

Security element and security document with one such security element

Solvent-resisting holographic film and manufacture thereof

Patterned reflective optical structures