| Patent | Date |
|---|
Method and apparatus for orienting magnetic flakes
Grant 11,230,127 - Raksha , et al. January 25, 2 | 2022-01-25 |
Matched interference pigments or foils having viewing angle dependent mismatch
Grant 11,079,525 - Delst , et al. August 3, 2 | 2021-08-03 |
Security Device Formed By Printing With Special Effect Inks
App 20190299691 - Raksha; Vladimir P. ; et al. | 2019-10-03 |
Security device formed by printing with special effect inks
Grant 10,343,436 - Raksha , et al. July 9, 2 | 2019-07-09 |
Anisotropic magnetic flakes
Grant 10,242,788 - Raksha , et al. | 2019-03-26 |
Method And Apparatus For Orienting Magnetic Flakes
App 20190023043 - RAKSHA; Vladimir P. ; et al. | 2019-01-24 |
Matched Interference Pigments Or Foils And Method
App 20190011618 - DELST; Cornelis Jan ; et al. | 2019-01-10 |
Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structures
Grant 10,173,455 - Raksha , et al. J | 2019-01-08 |
Apparatus for orienting magnetic flakes
Grant 10,059,137 - Raksha , et al. August 28, 2 | 2018-08-28 |
Interference pigments or foils as separate structures having color match or mismatch depending on viewing angle
Grant 10,061,065 - Delst , et al. August 28, 2 | 2018-08-28 |
Durable optical interference pigment with a bimetal core
Grant 10,031,269 - Markantes , et al. July 24, 2 | 2018-07-24 |
Anisotropic Magnetic Flakes
App 20170271067 - RAKSHA; Vladimir P. ; et al. | 2017-09-21 |
Anisotropic magnetic flakes
Grant 9,662,925 - Raksha , et al. May 30, 2 | 2017-05-30 |
Method And Apparatus For Orienting Magnetic Flakes
App 20170056902 - Raksha; Vladimir P. ; et al. | 2017-03-02 |
Durable Optical Interference Pigment With A Bimetal Core
App 20170023714 - MARKANTES; Charles T. ; et al. | 2017-01-26 |
Method and apparatus for orienting magnetic flakes
Grant 9,522,402 - Raksha , et al. December 20, 2 | 2016-12-20 |
Durable optical interference pigment with a bimetal core
Grant 9,482,800 - Markantes , et al. November 1, 2 | 2016-11-01 |
Dynamic Appearance-changing Optical Devices (dacod) Printed In A Shaped Magnetic Field Including Printable Fresnel Structures
App 20160187546 - Raksha; Vladimir P. ; et al. | 2016-06-30 |
Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structures
Grant 9,257,059 - Raksha , et al. February 9, 2 | 2016-02-09 |
Printed magnetic ink overt security image
Grant RE45,762 - Raksha , et al. October 20, 2 | 2015-10-20 |
Method And Apparatus For Orienting Magnetic Flakes
App 20150217307 - RAKSHA; Vladimir P. ; et al. | 2015-08-06 |
Matched Interference Pigments Or Foils And Method
App 20150138641 - Delst; Cornelis Jan ; et al. | 2015-05-21 |
Method and apparatus for orienting magnetic flakes
Grant 9,027,479 - Raksha , et al. May 12, 2 | 2015-05-12 |
Durable Optical Interference Pigment With A Bimetal Core
App 20140362443 - MARKANTES; Charles T. ; et al. | 2014-12-11 |
Apparatus for orienting magnetic flakes
Grant 8,726,806 - Raksha , et al. May 20, 2 | 2014-05-20 |
Mixture of magnetically orientable color shifting flakes and non-magnetically orientable color shifting flakes exhibiting a common color
Grant 8,511,712 - Raksha , et al. August 20, 2 | 2013-08-20 |
Apparatus For Orienting Magnetic Flakes
App 20130087060 - Raksha; Vladimir P. ; et al. | 2013-04-11 |
Dynamic Appearance-changing Optical Devices (dacod) Printed In A Shaped Magnetic Field Including Printable Fresnel Structures
App 20130084411 - RAKSHA; Vladimir P. ; et al. | 2013-04-04 |
Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structures
Grant 8,343,615 - Raksha , et al. January 1, 2 | 2013-01-01 |
Security image coated with a single coating having visually distinct regions
Grant 8,287,989 - Raksha , et al. October 16, 2 | 2012-10-16 |
Apparatus for orienting magnetic flakes
Grant 8,276,511 - Raksha , et al. October 2, 2 | 2012-10-02 |
Alignment of paste-like ink having magnetic particles therein, and the printing of optical effects
Grant 8,211,509 - Raksha , et al. July 3, 2 | 2012-07-03 |
Two-axial alignment of magnetic platelets
Grant 8,137,762 - Raksha , et al. March 20, 2 | 2012-03-20 |
Printed magnetic ink overt security image
Grant 8,025,952 - Raksha , et al. September 27, 2 | 2011-09-27 |
Apparatus For Orienting Magnetic Flakes
App 20110168088 - Raksha; Vladimir P. ; et al. | 2011-07-14 |
Mixture of magnetically orientable color shifting flakes and non-magnetically orientable color shifting flakes exhibiting a common color
App 20110121556 - Raksha; Vladimir P. ; et al. | 2011-05-26 |
Apparatus for orienting magnetic flakes
Grant 7,934,451 - Raksha , et al. May 3, 2 | 2011-05-03 |
Selective And Oriented Assembly Of Platelet Materials And Functional Additives
App 20100208351 - NOFI; Michael R. ; et al. | 2010-08-19 |
Methods for forming security articles having diffractive surfaces and color shifting backgrounds
Grant 7,754,112 - Bonkowski , et al. July 13, 2 | 2010-07-13 |
Magnetic plate for printing of optical effects
Grant 7,717,038 - Raksha , et al. May 18, 2 | 2010-05-18 |
Two-step method of coating an article for security printing by application of electric or magnetic field
Grant 7,674,501 - Raksha , et al. March 9, 2 | 2010-03-09 |
Two-axial Alignment Of Magnetic Platelets
App 20100040799 - Raksha; Vladimir P. ; et al. | 2010-02-18 |
Method And Apparatus For Orienting Magnetic Flakes
App 20100021658 - RAKSHA; Vladimir P. ; et al. | 2010-01-28 |
Kinematic images formed by orienting alignable flakes
Grant 7,604,855 - Raksha , et al. October 20, 2 | 2009-10-20 |
Non-toxic flakes for authentication of pharmaceutical articles
Grant 7,550,197 - Kittler, Jr. , et al. June 23, 2 | 2009-06-23 |
Method and apparatus for orienting magnetic flakes
Grant 7,517,578 - Raksha , et al. April 14, 2 | 2009-04-14 |
Anisotropic Magnetic Flakes
App 20090072185 - Raksha; Vladimir P. ; et al. | 2009-03-19 |
Printed Magnetic Ink Overt Security Image
App 20080171144 - Raksha; Vladimir P. ; et al. | 2008-07-17 |
Security image coated with a single coating having visually distinct regions
App 20080069979 - Raksha; Vladimir P. ; et al. | 2008-03-20 |
Diffractive Surfaces With Color Shifting Backgrounds
App 20080018965 - Phillips; Roger W. ; et al. | 2008-01-24 |
Non-Toxic Flakes For Authentication Of Pharmaceutical Articles
App 20080019924 - Kittler; Wilfred C. JR. ; et al. | 2008-01-24 |
Security Device Having A Segmented Layer
App 20070292636 - Phillips; Roger W. ; et al. | 2007-12-20 |
Robust multilayer magnetic pigments and foils
Grant 7,285,336 - Raksha , et al. October 23, 2 | 2007-10-23 |
Brand Protection Label With A Tamper Evident Abrasion-Removable Magnetic Ink
App 20070224398 - Raksha; Vladimir P. ; et al. | 2007-09-27 |
Security Device Formed By Printing With Special Effect Inks
App 20070200002 - Raksha; Vladimir P. ; et al. | 2007-08-30 |
Flake for covert security applications
Grant 7,258,915 - Argoitia , et al. August 21, 2 | 2007-08-21 |
Magnetic planarization of pigment flakes
Grant 7,258,900 - Raksha , et al. August 21, 2 | 2007-08-21 |
Optically Variable Security Devices
App 20070183047 - Phillips; Roger W. ; et al. | 2007-08-09 |
Apparatus For Orienting Magnetic Flakes
App 20070172261 - Raksha; Vladimir P. ; et al. | 2007-07-26 |
Opaque flake for covert security applications
Grant 7,241,489 - Argoitia , et al. July 10, 2 | 2007-07-10 |
Optically variable security devices
Grant 7,224,528 - Phillips , et al. May 29, 2 | 2007-05-29 |
Magnetic Plate For Printing Of Optical Effects
App 20070115337 - Raksha; Vladimir P. ; et al. | 2007-05-24 |
Robust Multilayer Magnetic Pigments And Foils
App 20070098989 - Raksha; Vladimir P. ; et al. | 2007-05-03 |
Automated verification systems and method for use with optical interference devices
Grant 7,184,133 - Coombs , et al. February 27, 2 | 2007-02-27 |
Robust multilayer magnetic pigments and foils
Grant 7,169,472 - Raksha , et al. January 30, 2 | 2007-01-30 |
Dynamic Appearance-changing Optical Devices (dacod) Printed In A Shaped Magnetic Field Including Printable Fresnel Structures
App 20060198998 - Raksha; Vladimir P. ; et al. | 2006-09-07 |
Two-step method of coating an article for security printing
App 20060194040 - Raksha; Vladimir P. ; et al. | 2006-08-31 |
Method and apparatus for orienting magnetic flakes
Grant 7,047,883 - Raksha , et al. May 23, 2 | 2006-05-23 |
Kinematic images formed by orienting alignable flakes
App 20060097515 - Raksha; Vladimir P. ; et al. | 2006-05-11 |
Alignment of paste-like ink having magnetic particles therein, and the printing of optical effects
App 20060081151 - Raksha; Vladimir P. ; et al. | 2006-04-20 |
Security articles having diffractive surfaces and color shifting backgrounds
Grant 7,029,745 - Bonkowski , et al. April 18, 2 | 2006-04-18 |
Automated verification systems and methods for use with optical interference devices
Grant 7,006,204 - Coombs , et al. February 28, 2 | 2006-02-28 |
Security articles having diffractive surfaces and color shifting backgrounds
Grant 7,005,178 - Bonkowski , et al. February 28, 2 | 2006-02-28 |
Thermal control interface coatings and pigments
Grant 6,997,981 - Coombs , et al. February 14, 2 | 2006-02-14 |
Thermal control interface coatings and pigments
App 20060023327 - Coombs; Paul G. ; et al. | 2006-02-02 |
Methods and systems for verification of interference devices
Grant 6,970,236 - Markantes , et al. November 29, 2 | 2005-11-29 |
Automated verification systems and method for use with optical interference devices
App 20050217969 - Coombs, Paul G. ; et al. | 2005-10-06 |
Optically variable security devices
App 20050128543 - Phillips, Roger W. ; et al. | 2005-06-16 |
Method and apparatus for orienting magnetic flakes
App 20050106367 - Raksha, Vladimir P. ; et al. | 2005-05-19 |
Flake for covert security applications
App 20050037192 - Argoitia, Alberto ; et al. | 2005-02-17 |
Chromatic diffractive pigments and foils
Grant 6,841,238 - Argoitia , et al. January 11, 2 | 2005-01-11 |
Multi-layered magnetic pigments and foils
Grant 6,838,166 - Phillips , et al. January 4, 2 | 2005-01-04 |
Multi-layered magnetic pigments and foils
Grant 6,818,299 - Phillips , et al. November 16, 2 | 2004-11-16 |
Methods for producing imaged coated articles by using magnetic pigments
Grant 6,808,806 - Phillips , et al. October 26, 2 | 2004-10-26 |
Robust multilayer magnetic pigments and foils
App 20040166308 - Raksha, Vladimir P. ; et al. | 2004-08-26 |
Opaque flake for covert security applications
App 20040151827 - Argoitia, Alberto ; et al. | 2004-08-05 |
Diffractive surfaces with color shifting backgrounds
Grant 6,761,959 - Bonkowski , et al. July 13, 2 | 2004-07-13 |
Methods for producing imaged coated articles by using magnetic pigments
Grant 6,759,097 - Phillips , et al. July 6, 2 | 2004-07-06 |
Achromatic multilayer diffractive pigments and foils
Grant 6,749,936 - Argoitia , et al. June 15, 2 | 2004-06-15 |
Security articles having diffractive surfaces and color shifting backgrounds
App 20040105963 - Bonkowski, Richard L. ; et al. | 2004-06-03 |
Optically variable security devices
App 20040101676 - Phillips, Roger W. ; et al. | 2004-05-27 |
Methods for forming security articles having diffractive surfaces and color shifting backgrounds
App 20040094850 - Bonkowski, Richard L. ; et al. | 2004-05-20 |
Security articles having diffractive surfaces and color shifting backgrounds
App 20040081807 - Bonkowski, Richard L. ; et al. | 2004-04-29 |
Method and apparatus for orienting magnetic flakes
App 20040051297 - Raksha, Vladimir P. ; et al. | 2004-03-18 |
Multi-layered magnetic pigments and foils
App 20040028905 - Phillips, Roger W. ; et al. | 2004-02-12 |
Magnetic planarization of pigment flakes
App 20040009309 - Raksha, Vladimir P. ; et al. | 2004-01-15 |
Chromatic diffractive pigments and foils
App 20030190473 - Argoitia, Alberto ; et al. | 2003-10-09 |
Methods for producing imaged coated articles by using magnetic pigments
App 20030165637 - Phillips, Roger W. ; et al. | 2003-09-04 |
Multi-layered magnetic pigments and foils
App 20030143400 - Phillips, Roger W. ; et al. | 2003-07-31 |
Achromatic multilayer diffractive pigments and foils
App 20030129404 - Argoitia, Alberto ; et al. | 2003-07-10 |
Automated verification systems and methods for use with optical interference devices
App 20020191175 - Coombs, Paul G. ; et al. | 2002-12-19 |
Methods for producing imaged coated articles by using magnetic pigments
App 20020182383 - Phillips, Roger W. ; et al. | 2002-12-05 |
Multi-layered magnetic pigments and foils
App 20020160194 - Phillips, Roger W. ; et al. | 2002-10-31 |
Automated verification systems and methods for use with optical interference devices
Grant 6,473,165 - Coombs , et al. October 29, 2 | 2002-10-29 |
Paired optically variable article with paired optical structures and ink, paint and foil incorporating the same and method
Grant 6,114,018 - Phillips , et al. September 5, 2 | 2000-09-05 |
Paired optically variable article with paired optically variable structures and ink, paint and foil incorporating the same and method
Grant 5,766,738 - Phillips , et al. June 16, 1 | 1998-06-16 |
Viewing device and method for ascertaining simultaneously optical color shift characteristics of an optically variable device
Grant 5,596,402 - Markantes , et al. January 21, 1 | 1997-01-21 |
Polymeric sheet having oriented multilayer interference thin film flakes therein, product using the same and method
Grant 5,424,119 - Phillips , et al. June 13, 1 | 1995-06-13 |
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