Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7678935 | Esters of pentahydroxyhexylcarbamoyl alkanoic acids | Bernd Junker | 2010-03-16 |
| 7538227 | Process for stabilizing 4-halopyridines | Silke Dubberke | 2009-05-26 |
| 7009047 | Ethane-1,2-diaminium bis[(2R)-2-bromo-3-phenylpropanoate], processes for its preparation and its use | Tobias Metzenthin, Rainer Gauler | 2006-03-07 |
| 6989462 | Synthesis of 2-chloromethyl-6-methylbenzoic ester | Claus-Jürgen Maier, Tobias Metzenthin, Joachim Graeser, Richard Bicker | 2006-01-24 |
| 6491989 | Fluorinated naphthalene derivatives and their use in liquid crystal mixtures | Wolfgang Schmidt, Barbara Hornung | 2002-12-10 |
| 6485797 | 5-Arylindane derivatives and ferroelectric liquid crystal mixture containing same | Wolfgang Schmidt, Barbara Hornung, Rainer Wingen, Ayako Ogawa | 2002-11-26 |
| 6171519 | Ferroelectric liquid crystal mixture | Toshiaki Nonaka, Ayako Takeichi, Li Ji, Kazuya Nagao, Rainer Wingen +2 more | 2001-01-09 |
| 6168838 | Fluorinated phenantrene derivatives for liquid crystal mixtures | Wolfgang Schmidt | 2001-01-02 |
| 6159392 | 5,7-difluoro-1,2,3,4-tetrahydronaphthalene derivatives and their use thereof in liquid crystal mixtures | Wolfgang Schmidt | 2000-12-12 |
| 6159561 | 1,3-difluoronapthalene derivatives for liquid crystal mixtures | Wolfgang Schmidt | 2000-12-12 |
| 6129958 | Chiral smectic liquid crystal mixture containing 1,2-difluoronaphthalenes | Wolfgang Schmidt, Barbara Hornung | 2000-10-10 |
| 6120703 | Derivatives of 6-fluorophenanthridine for liquid crystal mixtures | Wolfgang Schmidt | 2000-09-19 |
| 6022492 | Difluorophenyl pyrimidyl pyridine derivatives and the use thereof in liquid crystal mixtures | Toshiaki Nonaka, Ji Li, Ayako Takeichi, Barbara Hornung, Wolfgang Schmidt +1 more | 2000-02-08 |
| 5942618 | 1-fluor-5,6,7,8-tetrahydroisoquinoline derivatives, and their use in liquid-crystal line mixtures | Rainer Wingen | 1999-08-24 |
| 5919930 | Process for cross-coupling aromatic boron compounds with aromatic halogen compounds or perfluoroalkylsulfonates | Steffen Haber | 1999-07-06 |
| 5911913 | 1-fluoroisoquinoline derivatives and the use thereof in liquid crystalline mixtures | Rainer Wingen | 1999-06-15 |
| 5904877 | Trifluoratetrahydroisoquinoline derivatives, and the use thereof in liquid-crystalline mixtures | Rainer Wingen | 1999-05-18 |
| 5888422 | Fluorinated phenanthrene derivatives and their use in liquid-crystal mixtures | Rainer Wingen | 1999-03-30 |
| 5882546 | 1,8-Difluorisoquinoline derivatives and the use thereof in liquid crystalline mixtures | Rainer Wingen | 1999-03-16 |
| 5874023 | 1-Fluoro-6,7-dihydro-5H-isoquinolin-8-one derivatives and the use in liquid crystalline mixtures | Rainer Wingen | 1999-02-23 |
| 5872301 | Bifunctional precursors for the preparation of liquid crystals | Hubert Schlosser, Rainer Wingen | 1999-02-16 |
| 5847149 | Thiadiazole derivatives, process for their preparation, and their use as precursors for the production of liquid crystals | Robert Fuss, Hubert Schlosser, Rainer Wingen | 1998-12-08 |
| 5707545 | Chiral oxiranylmethyl ethers, and their use as dopants in liquid-crystal mixtures | Hubert Schlosser, Rainer Wingen, Anke Kaltbeitzel | 1998-01-13 |
| 5686608 | Process for cross-coupling aromatic boron compounds with aromatic halogen compounds or perfluoroalkylsulfonates | Steffen Haber | 1997-11-11 |
| 5629428 | 3-Chloropyridines, and their use in liquid-crystal mixtures | Hubert Schlosser, Dietmar Jungbauer | 1997-05-13 |