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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Schumacher; Matthias
Address:
Borchen, DE
No. of patents:
5
Patents:












Patent Number Title Of Patent Date Issued
7368217 Multilayer image, particularly a multicolor image May 6, 2008
The invention relates to a process for the production of a multi-layer image, preferably a multi-color image. A transfer film which is applied to a paper ubstrate and which is treated with laser irradiation is used. The transfer film has a laser-sensitive layer and a background layer
7300694 Multilayer body with a first laser-sensitive layer and a second laser-sensitive layer and method November 27, 2007
Described is a multi-layer body having two laser-sensitive layers 4, 32. The multi-layer body is a body laminated from the overlay films 30, 32, the inlets 90, 90 and the further overlay films 30, 30. At its underside the upper overlay film 30 has a layer structure applied there, by the
7223512 Multilayer body with a laser-sensitive layer May 29, 2007
The present invention relates to a process for increasing the level of safeguard in respect of forgery of paper documents. For that purpose, applied to the paper document is a transfer film or laminating film having a laser-sensitive layer. This multi-layer body is then treated with
7220479 Multilayer body with a layer having at least one laser-sensitive material May 22, 2007
The present invention relates to a multi-layer body which is a paper document with a hot stamping film embossed thereon. The hot stamping film has a laser-sensitive layer in which a laser-induced color image is produced by laser treatment. Arranged on the document are further securit
6986926 Method for the recording of data on/in data supports by means of laser radiation and data suppor January 17, 2006
The invention relates to a method for the recording of data, in particular, personal data on and/or in a data support, by means of electromagnetic radiation. A corresponding data support is made ready, on and/or in which a dye is at least locally provided and said dye is irradiated b










 
 
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