The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 2023
Filed:
Sep. 21, 2021
Matriq Ag, St. Gallen, CH;
André Bernard, St. Gallen, CH;
Klaus Dietrich, Altach, AT;
Mathias Mächler, Gams, CH;
Cornelia Nef, Buchs, CH;
matriq AG, St. Gallen, CH;
Abstract
A method for marking a workpiece () uses a device, wherein the workpiece () is formed at least partially in a thermal master or forming process, comprises a surface () directed towards the workpiece (), wherein a number of individually controllable heating elements () is distributed behind the surface () for a local heating of a workpiece surface portion. Each of the heating elements () comprises a solid material () having a surface structure and a heating structure (), wherein the surface () directed towards the workpiece () encompassing the surface structures () has a uniform smooth surface allowing to dark, burn or foam the surface () of the workpiece () through heat introduction.