Issued Patents All Time
Showing 25 most recent of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7629493 | Process for the crystallisation of guandinium salts | Michael Kirschbaum, Dieter Bensinger, Alexander Haas, Ricky Lippert | 2009-12-08 |
| 7445818 | Matrix liquid crystal display | Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more | 2008-11-04 |
| 7186447 | Matrix liquid crystal display | Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more | 2007-03-06 |
| 6905740 | Matrix liquid crystal display | Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more | 2005-06-14 |
| 6706921 | Method for producing sulfonyl-benzoyl guanidinium salts | Michael Kirschbaum | 2004-03-16 |
| 6573404 | Method for producing ortho-alkylated benzoic acid derivatives | Ingeborg Stein | 2003-06-03 |
| 6562419 | Matrix liquid crystal display | Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more | 2003-05-13 |
| 6515143 | Method for producing ortho-alkylated benzoic acid derivatives | Ingeborg Stein | 2003-02-04 |
| 6350904 | Method for producing ortho-alkylated benzoic acid derivatives | Ingeborg Stein | 2002-02-26 |
| 6159393 | Benzene derivatives and liquid-crystalline medium | Kazuaki Tarumi, Volker Reiffenrath, Sabine Schoen, Detlef Pauluth, Brigitte Schuler +1 more | 2000-12-12 |
| 6156815 | Acid-curable binder systems containing 1,2-disulfones | Jorg Ohngemach | 2000-12-05 |
| 6004479 | Matrix liquid crystal display | Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more | 1999-12-21 |
| 5985950 | Acid-curable binder systems containing 1,2 disulfones | Jorg Ohngemach | 1999-11-16 |
| 5837162 | Liquid-crystalline compounds | Volker Reiffenrath, Herbert Plach, Detlef Pauluth, Reinhard Hittich, Eike Poetsch +2 more | 1998-11-17 |
| 5753142 | Nematic liquid-crystal composition for active matrix application | Herbert Plach, Eike Poetsch, Syuichi Kozaki, Kazuyoshi Fujioka, Masako Nakamura +2 more | 1998-05-19 |
| 5744060 | Liquid-crystalline medium | Kazuaki Tarumi, Brigitte Schuler, Detlef Pauluth | 1998-04-28 |
| 5730904 | Partially fluroinated benzene derivatives, and liquid-crystalline medium | Sabine Schoen, Kazuaki Tarumi | 1998-03-24 |
| 5723682 | Difluorovinyl ethers | Eike Poetsch, Werner Binder, Michael Kompter, Joachim Krause, Kazuaki Tarumi | 1998-03-03 |
| 5717003 | Acid-curable binder systems containing 1,2-disulfones | Jorg Ohngemach | 1998-02-10 |
| 5705095 | Partially fluorinated benzene derivatives | Ulrich Finkenzeller | 1998-01-06 |
| 5679285 | Vinylene compounds and liquid-crystalline medium | Sabine Schoen, Kazuaki Tarumi | 1997-10-21 |
| 5643495 | 1,2,2,2-tetrafluoroethyl ethers, and liquid-crystalline medium | Ulrich Finkenzeller | 1997-07-01 |
| 5641429 | Fluorobenzene derivatives and liquid-crystalline medium | Volker Reiffenrath, Hans-Adolf Kurmeier, Eike Poetsch, Herbert Plach, Ulrich Finkenzeller +2 more | 1997-06-24 |
| 5637672 | Polyimides for STN displays | Bernhard Rieger, Eike Poetsch | 1997-06-10 |
| 5635107 | Fluorine-containing five-membered ring compounds, and a liquid-crystaline medium containing them | Georg Weber | 1997-06-03 |