Issued Patents All Time
Showing 26–50 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9945790 | In-situ spectral process monitoring | Benjamin F. Catching, Marc K. Von Gunten, Curtis R. Hruska, Paula Smith | 2018-04-17 |
| 9845398 | Magnetic multilayer pigment flake and coating composition | Vladimir P. Raksha, Paul T. Kohlmann, Cornelis Jan Delst | 2017-12-19 |
| 9662925 | Anisotropic magnetic flakes | Vladimir P. Raksha, Charles T. Markantes, Roger W. Phillips, Paul T. Kohlmann, Alberto Argoitia +1 more | 2017-05-30 |
| 9522402 | Method and apparatus for orienting magnetic flakes | Vladimir P. Raksha, Charles T. Markantes | 2016-12-20 |
| 9508475 | Magnetic multilayer pigment flake and coating composition | Vladimir P. Raksha, Paul T. Kohlmann, Cornelis Jan Delst | 2016-11-29 |
| 9482800 | Durable optical interference pigment with a bimetal core | Charles T. Markantes, Cornelis Jan Delst, Vladimir P. Raksha, David de la Fuente | 2016-11-01 |
| 9257059 | Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structures | Vladimir P. Raksha, Charles T. Markantes, Alberto Argoitia, Roger W. Phillips | 2016-02-09 |
| RE45762 | Printed magnetic ink overt security image | Vladimir P. Raksha, Cornelis Jan Delst, Charles T. Markantes, Alberto Argoitia | 2015-10-20 |
| 9102195 | Article with curved patterns formed of aligned pigment flakes | Vladimir P. Raksha, John Hynes, Laurence Holden | 2015-08-11 |
| 9027479 | Method and apparatus for orienting magnetic flakes | Vladimir P. Raksha, Charles T. Markantes | 2015-05-12 |
| 8726806 | Apparatus for orienting magnetic flakes | Vladimir P. Raksha, Jay M. Holman, Charles T. Markantes, Roger W. Phillips | 2014-05-20 |
| 8511712 | Mixture of magnetically orientable color shifting flakes and non-magnetically orientable color shifting flakes exhibiting a common color | Vladimir P. Raksha, Michael Ray Nofi, Charles T. Markantes | 2013-08-20 |
| 8343615 | Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structures | Vladimir P. Raksha, Charles T. Markantes, Alberto Argoitia, Roger W. Phillips | 2013-01-01 |
| 8287989 | Security image coated with a single coating having visually distinct regions | Vladimir P. Raksha, Roger W. Phillips, Charles T. Markantes | 2012-10-16 |
| 8276511 | Apparatus for orienting magnetic flakes | Vladimir P. Raksha, Jay M. Holman, Charles T. Markantes, Roger W. Phillips | 2012-10-02 |
| 8211509 | Alignment of paste-like ink having magnetic particles therein, and the printing of optical effects | Vladimir P. Raksha, Dishuan Chu, Thomas Mayer, Charles T. Markantes | 2012-07-03 |
| 8137762 | Two-axial alignment of magnetic platelets | Vladimir P. Raksha, Charles T. Markantes, Wilfred C. Kittler, Jr., Dave Williams, John D. Sonderman +1 more | 2012-03-20 |
| 8025952 | Printed magnetic ink overt security image | Vladimir P. Raksha, Cornelis Jan Delst, Charles T. Markantes, Alberto Argoitia | 2011-09-27 |
| 7934451 | Apparatus for orienting magnetic flakes | Vladimir P. Raksha, Jay M. Holman, Charles T. Markantes, Roger W. Phillips | 2011-05-03 |
| 7717038 | Magnetic plate for printing of optical effects | Vladimir P. Raksha, Jay M. Holman, Neil Teitelbaum, Charles T. Markantes | 2010-05-18 |
| 7674501 | Two-step method of coating an article for security printing by application of electric or magnetic field | Vladimir P. Raksha, Neil Teitelbaum, Charles T. Markantes, Alberto Argoitia | 2010-03-09 |
| 7604855 | Kinematic images formed by orienting alignable flakes | Vladimir P. Raksha, Charles T. Markantes, Jay M. Holman, Neil Teitelbaum | 2009-10-20 |
| 7550197 | Non-toxic flakes for authentication of pharmaceutical articles | Wilfred C. Kittler, Jr., Alberto Argoitia, Charles T. Markantes | 2009-06-23 |
| 7517578 | Method and apparatus for orienting magnetic flakes | Vladimir P. Raksha, Charles T. Markantes, Dishuan Chu, Jay M. Holman, Alberto Argoitia | 2009-04-14 |
| 7285336 | Robust multilayer magnetic pigments and foils | Vladimir P. Raksha, Charles T. Markantes, Dishuan Chu | 2007-10-23 |