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:
Feb. 15, 2022
Filed:
Oct. 22, 2018
Applicant:
Ecole Polytechnique Federale DE Lausanne (Epfl), Lausanne, CH;
Inventors:
Adam Scholefield, Lausanne, CH;
Martin Vetterli, Grandvaux, CH;
Yves Bellouard, Lutry, CH;
Michalina Pacholska, Lausanne, CH;
Gilles Baechler, St-Sulpice, CH;
Arnaud Latty, Brugg, CH;
Assignee:
ECOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE (EPFL), Lausanne, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 9/02 (2006.01); G01J 3/28 (2006.01); G01J 3/14 (2006.01);
U.S. Cl.
CPC ...
G01J 3/2823 (2013.01); G01J 3/14 (2013.01); G01J 2003/2826 (2013.01);
Abstract
The present disclosure concerns a multi-spectral image printing method. The method includes the steps of:—providing a multi-spectral image;—providing a material;—determining changes in a refractive index value of the material permitting to reproduce the multi-spectral image when the material is illuminated; and—generating the changes in refractive index value in the material.