Laser marking warpage mitigation

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11731445
APP PUB NO 20200254804A1
SERIAL NO

16784893

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Techniques are described herein that mitigate warpage during laser marking on a plastic security document. A method of laser marking a feature onto a plastic card includes electronically dividing an image of the feature into a plurality of sections. The method includes laser marking a first one of the sections on the document and laser marking a second one of the sections on the document. The first section is not contiguous with the second section.

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Patent Owner(s)

  • ENTRUST CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Warwick, Denny Shakopee, US 1 0

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