Geelhaar; Thomas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Geelhaar; Thomas.The latest application filed is for "3,6-disubstituted 2-halopyridines".
- Geelhaar; Thomas - Mainz DE
| Patent | Date |
|---|---|
| 3,6-disubstituted 2-halopyridines Grant 5,389,291 - Reiffenrath , et al. February 14, 1 | 1995-02-14 |
| Benzene derivatives, and a liquid crystal medium Grant 5,389,295 - Wachtler , et al. February 14, 1 | 1995-02-14 |
| Matrix liquid-crystal display Grant 5,384,065 - Geelhaar , et al. January 24, 1 | 1995-01-24 |
| Methylenecyclobutane derivatives Grant 5,384,072 - Poetsch , et al. January 24, 1 | 1995-01-24 |
| Nematic liquid-crystal composition for active matrix application Grant 5,330,679 - Sasaki , et al. * July 19, 1 | 1994-07-19 |
| Nematic liquid-crystalline phases Grant 5,318,721 - Reiffenrath , et al. June 7, 1 | 1994-06-07 |
| Ferroelectric liquid-crystal display Grant 5,300,254 - Geelhaar , et al. April 5, 1 | 1994-04-05 |
| Fluorinated oligophenyls and their use in liquid crystal materials Grant 5,273,680 - Gray , et al. December 28, 1 | 1993-12-28 |
| Smectic liquid-crystal medium Grant 5,198,149 - Reiffenrath , et al. March 30, 1 | 1993-03-30 |
| Smectic liquid crystal phases Grant 5,064,566 - Hopf , et al. November 12, 1 | 1991-11-12 |
| 2,3-difluorophenol derivatives Grant 4,897,216 - Reiffenrath , et al. January 30, 1 | 1990-01-30 |
| Nematic liquid-crystalline phases Grant 4,871,469 - Reiffenrath , et al. October 3, 1 | 1989-10-03 |
| Nitrogen-containing heterocycles Grant 4,834,904 - Krause , et al. May 30, 1 | 1989-05-30 |
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