INNOVIA FILMS SARL Patent applications |
Patent application number | Title | Published |
20130335732 | METHOD OF AUTHENTICATING A POLYMER FILM - A method of authenticating a polymer film comprises measuring the thickness of a layer therein by white light interferometry and/or measuring the birefringence of a layer therein. The method, and devices to carry out the method, may be used in security applications, for example to test for counterfeit bank notes. | 12-19-2013 |
20120314207 | Authentication Apparatus and Methods - Authentication apparatus ( | 12-13-2012 |
20120306189 | ARTICLE TRACKING METHOD - There is described a method of tracking an article ( | 12-06-2012 |
20110043821 | METHOD OF AUTHENTICATING A POLYMER FILM - A method of authenticating a polymer film comprises measuring the thickness of a layer therein by white light interferometry and/or measuring the birefringence of a layer therein. The method, and devices to carry out the method, may be used in security applications, for example to test for counterfeit bank notes. | 02-24-2011 |