Inventor · disambiguated record
Ludwig Pohl
Also filed as: EIDENSCHINK RUDOLF · POHL LUDWIG · POHL LUDWIG DR
66 granted patents·1 pending application·1,760 citations·filing 1973–2006
99Inventor score
Top patents by PatentIndex Score
67 records- 0199US4130502ALiquid crystalline cyclohexane derivativesMERCK PATENT GMBH·Filed 1977·Granted Dec 19, 1978·100 cites·12 claims
- 0297US4510069ACyclohexane derivativesMERCK PATENT GMBH·Filed 1983·Granted Apr 9, 1985·84 cites·18 claims
- 0397US4400293ALiquid crystalline cyclohexylphenyl derivativesMERCK PATENT GMBH·Filed 1981·Granted Aug 23, 1983·76 cites·11 claims
- 0497US4229315ALiquid crystalline cyclohexane derivativesMERCK PATENT GMBH·Filed 1979·Granted Oct 21, 1980·95 cites·12 claims
- 0595US4846998ACyclohexane derivativesMERCK PATENT GMBH·Filed 1986·Granted Jul 11, 1989·54 cites·8 claims
- 0695US4154697ALiquid crystalline hexahydroterphenyl derivativesMERCK PATENT GMBH·Filed 1978·Granted May 15, 1979·69 cites·14 claims
- 0794US4331552ALiquid crystalline, partially hydrogenated oligo-1,4-phenylenes and dielectrics and electro-optical display elements containing themMERCK PATENT GMBH·Filed 1980·Granted May 25, 1982·43 cites·9 claims
- 0893US5618872AInorganic fillers and organic matrix materials with refractive index adaptationMERCK PATENT GMBH·Filed 1993·Granted Apr 8, 1997·70 cites·15 claims
- 0993US5494949ASurface-modified oxide particles and their use as fillers and modifying agents in polymer materialsMERCK PATENT GMBH·Filed 1993·Granted Feb 27, 1996·78 cites·14 claims
- 1093US5122295AMatrix liquid crystal displayMERCK PATENT GMBH·Filed 1989·Granted Jun 16, 1992·69 cites·8 claims
- 1193US4415470ALiquid crystalline fluorine-containing cyclohexylbiphenyls and dielectrics and electro-optical display elements based thereonMERCK PATENT GMBH·Filed 1981·Granted Nov 15, 1983·59 cites·8 claims
- 1293US4386007ALiquid crystalline naphthalene derivativesMERCK PATENT GMBH·Filed 1980·Granted May 31, 1983·35 cites·4 claims
- 1393US3954410ASolvents for NMR spectroscopyMERCK PATENT GMBH·Filed 1973·Granted May 4, 1976·40 cites·8 claims
- 1492US4330426ACyclohexylbiphenyls, their preparation and use in dielectrics and electrooptical display elementsMERCK PATENT GMBH·Filed 1980·Granted May 18, 1982·65 cites·7 claims
- 1591US4398803ALiquid crystal display elementMERCK PATENT GMBH·Filed 1981·Granted Aug 16, 1983·73 cites·11 claims
- 1690US4505837ALiquid crystalline phenylcyclohexene derivativesMERCK PATENT GMBH·Filed 1983·Granted Mar 19, 1985·26 cites·16 claims
- 1789US4713197ANitrogen-containing heterocyclic compoundsMERCK PATENT GMBH·Filed 1985·Granted Dec 15, 1987·28 cites·15 claims
- 1889US4302352AFluorophenylcyclohexanes, the preparation thereof and their use as components of liquid crystal dielectricsMERCK PATENT GMBH·Filed 1980·Granted Nov 24, 1981·23 cites·9 claims
- 1989US4181625ALiquid crystalline cyclohexylcyclohexanesMERCK PATENT GMBH·Filed 1978·Granted Jan 1, 1980·45 cites·14 claims
- 2087US5015747AOrganometallic compoundsMERCK PATENT GMBH·Filed 1988·Granted May 14, 1991·26 cites·6 claims
- 2185US4752414ANitrogen-containing heterocyclic compoundsMERCK PATENT GMBH·Filed 1986·Granted Jun 21, 1988·17 cites·15 claims
- 2284US4880492AOrganometallic compoundsMERCK PATENT GMBH·Filed 1987·Granted Nov 14, 1989·20 cites·10 claims
- 2383US5108652ACyclohexane derivativesMERCK PATENT GMBH·Filed 1990·Granted Apr 28, 1992·20 cites·13 claims
- 2481US4812258AFluorine-containing pyrimidine derivativesMERCK PATENT GMBH·Filed 1987·Granted Mar 14, 1989·15 cites·14 claims
- 2581US4707295ABicyclooctane derivativesMERCK PATENT GMBH·Filed 1986·Granted Nov 17, 1987·17 cites·19 claims
- 2680US5698309AMolded bodies made of polyester containing covalent-bonded oxide particlesHOECHST AG·Filed 1993·Granted Dec 16, 1997·36 cites·18 claims
- 2780US4545922ALiquid crystalline fluorine-containing cyclohexylbiphenyls and dielectrics and electro-optical display elements based thereonMERCK PATENT GMBH·Filed 1983·Granted Oct 8, 1985·28 cites·11 claims
- 2879US5112432AOrganometallic compoundsMERCK PATENT GMBH·Filed 1989·Granted May 12, 1992·13 cites·7 claims
- 2977US4402849ALiquid-crystalline tetrahydroquinazolinesMERCK PATENT GMBH·Filed 1980·Granted Sep 6, 1983·9 cites·7 claims
- 3077US4382012ALiquid crystalline diketonesMERCK PATENT GMBH·Filed 1981·Granted May 3, 1983·10 cites·7 claims
- 3176US4419264AFluorine-containing 4,4'-bis-(cyclohexyl)-biphenyl derivatives, and dielectrics and electro-optical display elements containing themMERCK PATENT GMBH·Filed 1982·Granted Dec 6, 1983·28 cites·10 claims
- 3275US5879654AProcess for preparing lithium intercalation compoundsMERCK PATENT GMBH·Filed 1996·Granted Mar 9, 1999·29 cites·6 claims
- 3375US4237026ALiquid crystalline carboxylic acid estersMERCK PATENT GMBH·Filed 1979·Granted Dec 2, 1980·22 cites·8 claims
- 3471US7186447B2Matrix liquid crystal displayMERCK PATENT GMBH·Filed 2005·Granted Mar 6, 2007·2 cites·15 claims
- 3570US4986931ACyclohexane derivativesMERCK PATENT GMBH·Filed 1987·Granted Jan 22, 1991·7 cites·4 claims
- 3669US6905740B2Matrix liquid crystal displayMERCK PATENT GMBH·Filed 2003·Granted Jun 14, 2005·7 cites·11 claims
- 3769US5378395AMatrix liquid crystal displayMERCK PATENT GMBH·Filed 1992·Granted Jan 3, 1995·20 cites·15 claims
- 3868US5698761ACoordination catalyst systemsMERCK PATENT GMBH·Filed 1995·Granted Dec 16, 1997·12 cites·9 claims
- 3968US5468707ACoordination catalyst systemsMERCK PATENT GMBH·Filed 1993·Granted Nov 21, 1995·25 cites·11 claims
- 4067US6004479AMatrix liquid crystal displayMERCK KGAA·Filed 1995·Granted Dec 21, 1999·17 cites·12 claims
- 4167US4073742ACyano-substituted biphenyl compounds and liquid crystalline dielectrics containing the sameMERCK PATENT GMBH·Filed 1977·Granted Feb 14, 1978·18 cites·10 claims
- 4265US5259915AOrganometallic compoundsMERCK PATENT GES BESCHRAENKTER·Filed 1992·Granted Nov 9, 1993·13 cites·18 claims
- 4364US6048643AProcess for preparing lithium intercalation compoundsMERCK PATENT GMBH·Filed 1999·Granted Apr 11, 2000·18 cites·15 claims
- 4464US5099044AOrganometallic compoundsMERCK PATENT GMBH·Filed 1989·Granted Mar 24, 1992·8 cites·7 claims
- 4564US4118335ALiquid crystalline materials of reduced viscosityMERCK PATENT GMBH·Filed 1976·Granted Oct 3, 1978·18 cites·14 claims
- 4661US5209952AUse of organometallic compounds to deposit thin films from the gas phaseMERCK PATENT GMBH·Filed 1990·Granted May 11, 1993·22 cites·16 claims
- 4759US5235078AHeterocyclic organometallic compoundsMERCK PATENT GMBH·Filed 1990·Granted Aug 10, 1993·20 cites·4 claims
- 4859US4297515ADiketones useful as liquid crystalsMERCK PATENT GMBH·Filed 1980·Granted Oct 27, 1981·4 cites·7 claims
- 4958US5030741ACyclic organometallic compoundsMERCK PATENT GMBH·Filed 1989·Granted Jul 9, 1991·13 cites·18 claims
- 5058US4285829ALiquid-crystalline dielectricMERCK PATENT GMBH·Filed 1979·Granted Aug 25, 1981·13 cites·8 claims
Showing the top 50 of 67 patent records by PatentIndex Score.
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