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Patent applications and USPTO patent grants for Simons; Rolf.The latest application filed is for "access authorization system comprising at least one arrangement of a plurality of microparticles and at least one identification unit".
Patent | Date |
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Access authorization system comprising at least one arrangement of a plurality of microparticles and at least one identification unit Grant 10,373,407 - Simons | 2019-08-06 |
Access authorization system comprising at least one arrangement of a plurality of microparticles and at least one identification unit App 20180158264 - SIMONS; Rolf | 2018-06-07 |
Microparticle, Particularly A Microparticle For The Counterfeit-proof Marking Of Products App 20150140334 - Simons; Rolf | 2015-05-21 |
Process for producing multilayered microparticles Grant 6,620,360 - Simons September 16, 2 | 2003-09-16 |
Method for protecting and marking products by using microparticles Grant 6,455,157 - Simons September 24, 2 | 2002-09-24 |
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