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Patent applications and USPTO patent grants for Steindorfer; Michael.The latest application filed is for "security element and method for producing a security element having light-scattering structures".
Patent | Date |
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Security element and method for producing a security element having light-scattering structures Grant 10,183,522 - Trassl , et al. Ja | 2019-01-22 |
Security Element And Method For Producing A Security Element Having Light-scattering Structures App 20170072733 - TRASSL; Stefan ;   et al. | 2017-03-16 |
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