Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9164575 | Provision of frames or borders around pigment flakes for covert security applications | Alberto Argoitia, Cornelis Jan Delst, Stacey A. Yamanaka | 2015-10-20 |
| 8439403 | Printed article with special effect coating | Neil Teitelbaum | 2013-05-14 |
| 8137762 | Two-axial alignment of magnetic platelets | Vladimir P. Raksha, Paul G. Coombs, Charles T. Markantes, Dave Williams, John D. Sonderman +1 more | 2012-03-20 |
| 7880943 | Patterned optical structures with enhanced security feature | Vladimir P. Raksha, Roger W. Phillips, Garth Zambory | 2011-02-01 |
| 7550197 | Non-toxic flakes for authentication of pharmaceutical articles | Alberto Argoitia, Paul G. Coombs, Charles T. Markantes | 2009-06-23 |
| 6376018 | Method for the production of unsupported thin film particles | — | 2002-04-23 |
| 5931097 | Laser imageable lithographic printing member | Stephen R. Neifert, Charlotte R. LeGallee | 1999-08-03 |
| 5868074 | Laser imageable direct-write printing member | Stephen R. Neifert, Charlotte R. LeGallee | 1999-02-09 |
| 5011569 | Thin film artwork compounds | Janos Czukor, Darrell Stoddard | 1991-04-30 |
| 4977013 | Tranparent conductive coatings | Ian T. Ritchie | 1990-12-11 |
| 4948529 | Stable high resistance transparent coating | Ian T. Ritchie | 1990-08-14 |
| 4940627 | Thin film artwork compounds | Janos Czukor, Darrell Stoddard | 1990-07-10 |
| 4937055 | Surface treatment for thin metal or semiconductor oxide coatings | Darrell Stoddard | 1990-06-26 |
| 4917963 | Graded composition primer layer | — | 1990-04-17 |
| 4913762 | Surface treatment of polymers for bonding by applying a carbon layer with sputtering | — | 1990-04-03 |
| 4911785 | The method of forming a thin film artwork compounds | Janos Czukor, Darrell Stoddard | 1990-03-27 |
| 4865711 | Surface treatment of polymers | — | 1989-09-12 |
| 4802967 | Surface treatment of polymers | — | 1989-02-07 |
| 4710441 | Stable high resistance transparent coating | Ian T. Ritchie | 1987-12-01 |