Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7691468 | Method and means for producing a magnetically induced design in a coating containing magnetic particles | Nathalie Benninger, Claude-Alain Despland, Pierre Degott | 2010-04-06 |
| 7478757 | Method and device for the authentication of documents and goods | Milan Vasic | 2009-01-20 |
| 7402614 | Pigmented ink composition | Xavier Marguerettaz, Thomas Tiller, Frédéric Gremaud, Sylvain Jaquier | 2008-07-22 |
| 7188768 | Printing ink, use of micro-wires as antennas in security documents, method for producing a security document and methods for authentication of security documents | Olivier Rozumek | 2007-03-13 |
| 7173416 | Measurement probe and authentication device comprising the same | Philipp Egger, Myron Seto | 2007-02-06 |
| 7067824 | Method, device and security system, all for authenticating a marking | Philipp Egger, Myron Seto | 2006-06-27 |
| 7030371 | Luminescence characteristics detector | Milan Vasic, Myron Seto | 2006-04-18 |
| 6926764 | Ink set, printed article, a method of printing and use of a colorant | Anton Bleikolm, Pierre Degott, Claude-Alain Despland | 2005-08-09 |
| 6875522 | Magnetic thin film interference device or pigment and method of making it, printing ink or coating composition, security document and use of such a magnetic thin film interference device | Myron Seto, Thomas Tiller, Claude-Alain Despland | 2005-04-05 |
| 6793720 | Solid marking composition as writing means, a writing instrument, an optically variable marking layer and use of a plurality of optically variable pigments | Olivier Rozumek | 2004-09-21 |
| 6695905 | PIGMENTS HAVING A VIEWING ANGLE DEPENDENT SHIFT OF COLOR, METHOD FOR PRODUCING SAID PIGMENTS, USE OF SAID PIGMENTS IN SECURITY APPLICATIONS, COATING COMPOSITION COMPRISING SAID PIGMENTS AND A DETECTING DEVICE | Olivier Rozumek | 2004-02-24 |
| 6673420 | Inorganic sheet carrying symbols for making pigments | Olivier Rozumek, Anton Bleikolm | 2004-01-06 |
| 6613137 | Coating composition, preferably printing ink for security applications, method for producing a coating composition and use of glass ceramics | Philipp Egger | 2003-09-02 |
| 6521036 | OPTICALLY VARIABLE PIGMENTS PROVIDING A COLOR SHIFT BETWEEN TWO DISTINCT COLORS, COATING COMPOSITION COMPRISING THE SAME, METHOD FOR PRODUCING THE SAME AND SUBSTRATE COATED WITH THE COATING COMPOSITION | Anton Bleikolm, Olivier Rozumek | 2003-02-18 |
| 6472455 | Ink composition comprising first and second optically variable pigments | Anton Bleikolm, Olivier Rozumek | 2002-10-29 |
| 6200628 | Use of inorganic particles and method for making and identifying a substrate or an article | Olivier Rozumek | 2001-03-13 |
| 4651241 | Pulse generator in storage drives | Johann von der Heide, Ernst-Moritz Korner, Rolf Muller | 1987-03-17 |
| 4641450 | Tube having strain-hardened inside coating | Eberhard Moll, Marcel Lardon | 1987-02-10 |