Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7495740 | Birefringent marking | Robert Hammond-Smith, John Patrick, Matthias Kuntz, Michael Ukelis, Peter Schmitt +1 more | 2009-02-24 |
| 7344762 | Printable liquid crystal material | Robert Hammond-Smith, John Patrick | 2008-03-18 |
| 7297292 | Flakes comprising non-chiral liquid crystal material | Robert Hammond-Smith, John Patrick | 2007-11-20 |
| 7083834 | Method of preparing an anisotropic polymer film on a substrate with a structured surface | Matthias Kuntz, John Patrick, Guy Gregory, Tony Bleasdale, Robert Hammond-Smith +2 more | 2006-08-01 |
| 7081282 | Optically variable marking | Matthias Kuntz, Reiner Delp, John Patrick, Robert Hammond-Smith | 2006-07-25 |
| 7041233 | Method of generating a 3-dimensional effect | Matthias Kuntz, John Patrick, Robert Hammond-Smith | 2006-05-09 |
| 7033653 | Birefringent marking | Matthias Kuntz, Robert Hammond-Smith, John Patrick, Donald Gordon Graham | 2006-04-25 |
| 6641874 | Multilayer reflective film or pigment with viewing angle dependent reflection characteristics | Matthias Kuntz, Hans-Dieter Brueckner, David Coates | 2003-11-04 |
| 6419736 | Sulfide and oxysulphide pigments | Gerhard Pfaff, Matthias Kuntz, Reiner Vogt, Sabine Schoen, Wolf-Dietrich Weber | 2002-07-16 |
| 5814585 | Bi(Pb)SrCaCuO superconductors | Matthias Kuntz, Bernd H. Müller, Dietmar Raulin, Gunther Feldmann-Schlobohm | 1998-09-29 |
| 5753026 | Process for the preparation of inclusion pigments | Mathias Kuntz, Hubert Linne, Joachim Weitzel, Dieter Heinz | 1998-05-19 |
| 5614472 | Spray-pyrolysis process of preparing superconductor precursors | Matthias Kuntz, Bernd M uller, Dietmar Raulin, G unther Feldmann-Schlobohm | 1997-03-25 |
| 5177055 | Process for the preparation of superconductor precursor metal oxide powders comprising spraying a mixed metal salt solution into a horizontal furnace | Barry Edward Kinsman, Anthony Wilson | 1993-01-05 |