Inventor · disambiguated record
Thomas Geelhaar
Also filed as: GEELHAAR THOMAS
36 granted patents·597 citations·filing 1986–1997
98Inventor score
Top patents by PatentIndex Score
36 records- 0197US4834904ANitrogen-containing heterocyclesMERCK PATENT GMBH·Filed 1986·Granted May 30, 1989·77 cites·10 claims
- 0290US5279764ADihalogenobenzene derivativesMERCK PATENT GMBH·Filed 1992·Granted Jan 18, 1994·34 cites·11 claims
- 0389US5384065AMatrix liquid-crystal displayMERCK PATENT GMBH·Filed 1991·Granted Jan 24, 1995·67 cites·7 claims
- 0485US5273680AFluorinated oligophenyls and their use in liquid crystal materialsMERCK PATENT GMBH·Filed 1988·Granted Dec 28, 1993·43 cites·14 claims
- 0585US4871469ANematic liquid-crystalline phasesBESCRANKTER HAFTUNG·Filed 1987·Granted Oct 3, 1989·47 cites·4 claims
- 0683US5389295ABenzene derivatives, and a liquid crystal mediumMERCK PATENT GMBH·Filed 1992·Granted Feb 14, 1995·19 cites·11 claims
- 0779US5198149ASmectic liquid-crystal mediumMERCK PATENT GMBH·Filed 1989·Granted Mar 30, 1993·32 cites·14 claims
- 0878US5248447A2,3-difluorohydroquinone derivativesMERCK PATENT GMBH·Filed 1989·Granted Sep 28, 1993·13 cites·13 claims
- 0977US5236620A2,3-difluorobenzene derivativesMERCK PATENT GMBH·Filed 1989·Granted Aug 17, 1993·28 cites·16 claims
- 1076US5626793ALiquid-crystalline compoundsMERCK PATENT GMBH·Filed 1995·Granted May 6, 1997·33 cites·9 claims
- 1175US5064569AOptically active compoundsMERCK PATENT GMBH·Filed 1989·Granted Nov 12, 1991·11 cites·5 claims
- 1274US5089168ANitrogen-containing heterocyclesMERCK PATENT GMBH·Filed 1989·Granted Feb 18, 1992·8 cites·9 claims
- 1374US4871472AEsters in ferroelectric mixturesMERCK PATENT GMBH·Filed 1987·Granted Oct 3, 1989·24 cites·2 claims
- 1471US4886620ASmectic liquid-crystalline phasesMERCK PATENT GMBH·Filed 1986·Granted Dec 12, 1989·20 cites·9 claims
- 1569US5389291A3,6-disubstituted 2-halopyridinesMERCK PATENT GMBH·Filed 1991·Granted Feb 14, 1995·11 cites·13 claims
- 1667US5209866AHeterocyclic 1,2-difluorobenzene derivativesMERCK PATENT GMBH·Filed 1989·Granted May 11, 1993·7 cites·9 claims
- 1766US5232624AChiral 1,2-difluorobenzene derivativesMERCK PATENT GMBH·Filed 1989·Granted Aug 3, 1993·7 cites·4 claims
- 1865US4897216A2,3-difluorophenol derivativesMERCK PATENT GMBH·Filed 1989·Granted Jan 30, 1990·17 cites·17 claims
- 1963US5837162ALiquid-crystalline compoundsMERCK PATENT GMBH·Filed 1997·Granted Nov 17, 1998·7 cites·12 claims
- 2061US5167859A2,5-disubstituted heterocycle and liquid-crystalline phaseMERCK PATENT GMBH·Filed 1989·Granted Dec 1, 1992·14 cites·8 claims
- 2153US5116527ADisplay element based on the electroclinic effectMERCK PATENT GMBH·Filed 1989·Granted May 26, 1992·15 cites·11 claims
- 2251US5064566ASmectic liquid crystal phasesMERCK PATENT GMBH·Filed 1989·Granted Nov 12, 1991·10 cites·47 claims
- 2349US5330679ANematic liquid-crystal composition for active matrix applicationMERCK PATENT GMBH·Filed 1992·Granted Jul 19, 1994·9 cites·3 claims
- 2446US5318721ANematic liquid-crystalline phasesMERCK PATENT GMBH·Filed 1989·Granted Jun 7, 1994·7 cites·10 claims
- 2545US5811029ABenzene derivatives, and a liquid-crystalline mediumMERCK PATENT GMBH·Filed 1995·Granted Sep 22, 1998·2 cites·4 claims
- 2642US5308543ANematic liquid-crystal composition for active matrix applicationMERCK PATENT GES MIT BESRANKTE·Filed 1992·Granted May 3, 1994·8 cites·4 claims
- 2740US5230827ADerivatives of 2,3-difluorobenzoic acidMERCK PATENT GMBH·Filed 1989·Granted Jul 27, 1993·5 cites·18 claims
- 2840US5143642ALiquid-crystalline medium for electrooptical display elements based on the ECB effectMERCK PATENT GMBH·Filed 1991·Granted Sep 1, 1992·5 cites·2 claims
- 2938US5393459AOptically active compounds, and a liquid-crystalline phaseMERCK PATENT GMBH·Filed 1992·Granted Feb 28, 1995·4 cites·3 claims
- 3037US5340497AFluorophenylpyrimidinesMERCK PATENT GMBH·Filed 1993·Granted Aug 23, 1994·4 cites·9 claims
- 3136US5300254AFerroelectric liquid-crystal displayMERCK PATENT GMBH·Filed 1991·Granted Apr 5, 1994·4 cites·12 claims
- 3235US5478496AMedia containing thiazole derivatives and thiadiazole derivatives and having a smectic liquid-crystalline phaseMERCK PATENT GMBH·Filed 1992·Granted Dec 26, 1995·3 cites·28 claims
- 3335US5389290ANitrogen-containing heterocyclesMERCK PATENT GMBH·Filed 1991·Granted Feb 14, 1995·0 cites·9 claims
- 3431US5196141A5-oxy-2-phenylpyridines, and a liquid-crystalline mediumMERCK PATENT GMBH·Filed 1990·Granted Mar 23, 1993·1 cites·2 claims
- 3530US5279762ASmectic liquid crystal phasesMERCK PATENT GMBH·Filed 1991·Granted Jan 18, 1994·0 cites·64 claims
- 3630US5204476AFluorophenylpyridinesMERCK PATENT GMBH·Filed 1990·Granted Apr 20, 1993·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →