Matches 1 - 10 out of 10
Match Document Document Title
EP1408380B1 METHOD OF PRODUCING A PROTECTIVE SECURITY HOLOGRAM  
Abstract not available for EP1408380
6958836 Hologram carrier  
The invention relates to a hologram carrier having a hologram surface and a reference surface to facilitate the acquisition of the hologram surface by a device. In this case, provision is made for...
6533180 Security label and method of use  
A security label including a label liner having a first adhesive layer and a piggy-back label removably secured to the liner by a second adhesive layer. An associated package having the security...
6351537 Verifiable holographic article  
A verifiable holographic article comprises a substrate comprising (a) at least one hologram; and (b) at least one covert image that is convertible to an overt image using a decoding sampling...
6092728 Miniature laser diode focusing module using micro-optics  
A miniature module emits and focuses a divergent light beam. The focusing module consists of a small-sized light emitter, such as a laser diode, and a micro-optical element seated in a lens holder....
5898252 Dynamoelectric machine rotor and method for preparing it  
A dynamoelectric machine rotor comprising a rotary shaft; a field core member engaged with the rotary shaft; a field coil wound on the field core member through a bobbin; and an outer...
5886798 Information carriers with diffraction structures  
An information carrier has at least one diffraction pattern which is formed from microscopically fine relief structures and which, upon being illuminated with coherent light, produces in two...
5756183 Microembossed paper, microembossable coating for paper substrates and a process for microembossing paper substrates  
A microembossable coating for paper substrates containing: (i) a cross-linked sealing layer provided on the paper substrate, wherein the cross-linked sealing layer has a glass transition...
5751412 Diffraction viewing device to aid in authenticating an optical surface  
A viewing device to aid in authenticating an optical surface. The device includes a laser diode which produces a beam of light. The device includes a viewing screen which receives a diffracted...
5677522 Method and apparatus for non-contact reading of a relief pattern  
An improved non-contact apparatus and method for reading a surface that has information encoded in a relief pattern thereon, includes an optical transmitter for projecting a line of light onto the...
Matches 1 - 10 out of 10