Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876628 | Compounds for use in liquid-crystal composition | Gerhard Illian, Ingrid Muller, Thoshiaki Nonaka, Kazuya Nagao, Ayako Takeichi +2 more | 1999-03-02 |
| 5872301 | Bifunctional precursors for the preparation of liquid crystals | Rainer Wingen, Javier Manero | 1999-02-16 |
| 5849216 | Compounds for use in liquid-crystal mixtures | Gerd Illian, Anke Kaltbeitzel, Rainer Wingen | 1998-12-15 |
| 5847149 | Thiadiazole derivatives, process for their preparation, and their use as precursors for the production of liquid crystals | Robert Fuss, Javier Manero, Rainer Wingen | 1998-12-08 |
| 5820785 | Fluoroalkylethnyl- and difluoroalkylethynylbenzenes, and their use in liquid-crystal mixtures | Dietmar Jungbauer | 1998-10-13 |
| 5716543 | 3,4,5-trifluorobenzenes, and their use in liquid-crystal mixtures | Dietmar Jungbauer | 1998-02-10 |
| 5707545 | Chiral oxiranylmethyl ethers, and their use as dopants in liquid-crystal mixtures | Rainer Wingen, Anke Kaltbeitzel, Javier Manero | 1998-01-13 |
| 5679792 | Derivatives of 3-cyclohexylpropionic acid, and the use thereof in ferroelectric liquid-crystal mixtures | Claus Escher, Gerhard Illian, Rainer Wingen | 1997-10-21 |
| 5630962 | 2-Fluoropyridines, their preparation and their use in liquid crystal mixtures | Rainer Wingen, Gerd Illian, Claus Escher | 1997-05-20 |
| 5629428 | 3-Chloropyridines, and their use in liquid-crystal mixtures | Dietmar Jungbauer, Javier Manero | 1997-05-13 |
| 5626791 | Aromatic compounds, and their use in liquid-crystalline mixtures | Franz FENKL, Javier Manero, Dietmar Jungbauer | 1997-05-06 |
| 5562859 | 2-fluoropyrazines process for their preparation, and their use in liquid-crystalline mixtures | Gerd Illian, Anke Kaltbeitzel, Rainer Wingen | 1996-10-08 |
| 5550236 | Process for cross-coupling aromatic boronic acids with aromatic halogen compounds or perfluoroalkylsulfonates | Rainer Wingen, Javier Manero | 1996-08-27 |
| 5512207 | Azaaromatic compounds, process for their preparation, and their use in liquid-crystalline mixtures | Javier Manero, Rainer Wingen | 1996-04-30 |
| 5447656 | Meta-substituted aromatic compounds having six-membered rings, for use in liquid-crystal mixtures | Dietmar Jungbauer | 1995-09-05 |
| 5445763 | 3-fluoropyridines, process for their preparation, and their use in liquid-crystal mixtures | Anke Kaltbeitzel | 1995-08-29 |
| 5371224 | Process for preparing 2,5-dibromopyrimidine | Rainer Wingen | 1994-12-06 |
| 5322765 | Dry developable photoresist compositions and method for use thereof | Nicholas J. Clecak, Willard E. Conley, Ranee W. Kwong, Leo L. Linehan, Scott A. MacDonald +2 more | 1994-06-21 |
| 5250395 | Process for imaging of photoresist including treatment of the photoresist with an organometallic compound | Robert David Allen, Scott A. MacDonald, Dennis McKean, Robert J. Twieg, Gregory Michael Wallraff +1 more | 1993-10-05 |