Inventor · disambiguated record
Volker Reiffenrath
Also filed as: REIFFENRATH VOLKER
216 granted patents·18 pending applications·2,901 citations·filing 1986–2021
99Inventor score
Top patents by PatentIndex Score
234 records- 0197US5211878ADifluorobenzonitrile derivativesMERCK PATENT GMBH·Filed 1991·Granted May 18, 1993·200 cites·21 claims
- 0296US10711197B2Liquid-crystalline medium and high-frequency components comprising sameMERCK PATENT GMBH·Filed 2017·Granted Jul 14, 2020·12 cites·30 claims
- 0396US10017695B2Fluorinated dibenzofuran and dibenzothiophene derivativesMERCK PATENT GMBH·Filed 2016·Granted Jul 10, 2018·13 cites·11 claims
- 0496US9593279B2Liquid-crystalline medium and high-frequency components comprising sameMERCK PATENT GMBH·Filed 2015·Granted Mar 14, 2017·13 cites·21 claims
- 0596US9512102B24,6-difluorodibenzothiophene derivativesMERCK PATENT GMBH·Filed 2015·Granted Dec 6, 2016·15 cites·20 claims
- 0694US10364392B2Liquid-crystalline medium and liquid-crystal display comprising the sameMERCK PATENT GMBH·Filed 2016·Granted Jul 30, 2019·7 cites·26 claims
- 0792US6203724B1Crosslinked cyclohexane derivatives, and liquid-crystalline mediumMERCK PATENT GMBH·Filed 1999·Granted Mar 20, 2001·103 cites·16 claims
- 0891US8747695B2Compounds for a liquid-crystalline medium, and use for high-frequency componentsJASPER CHRISTIAN·Filed 2010·Granted Jun 10, 2014·8 cites·20 claims
- 0991US8168081B2Liquid-crystalline mediumKLASEN-MEMMER MELANIE·Filed 2007·Granted May 1, 2012·24 cites·22 claims
- 1090US8557142B2Compounds for a liquid crystal medium and high-frequency components containing said liquid crystal mediumMONTENEGRO ELVIRA·Filed 2010·Granted Oct 15, 2013·13 cites·16 claims
- 1190US7785677B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2006·Granted Aug 31, 2010·19 cites·11 claims
- 1290US5279764ADihalogenobenzene derivativesMERCK PATENT GMBH·Filed 1992·Granted Jan 18, 1994·34 cites·11 claims
- 1390US5087764AProcess for the preparation of 2,3-difluorobenzenesMERCK PATENT GMBH·Filed 1989·Granted Feb 11, 1992·28 cites·15 claims
- 1490US4820839ANitrogen-containing heterocyclic estersMERCK PATENT GMBH·Filed 1986·Granted Apr 11, 1989·50 cites·16 claims
- 1589US8999198B2Compounds for a liquid-crystalline medium, and the use thereof for high-frequency componentsREIFFENRATH VOLKER·Filed 2011·Granted Apr 7, 2015·10 cites·14 claims
- 1689US5536442AFluorinated liquid crystal compounds and liquid crystal medium containing sameMERCK PATENT GMBH·Filed 1992·Granted Jul 16, 1996·29 cites·16 claims
- 1789US5384065AMatrix liquid-crystal displayMERCK PATENT GMBH·Filed 1991·Granted Jan 24, 1995·67 cites·7 claims
- 1888US9169438B2Compounds of liquid crystalline medium and use thereof for high-frequency componentsREIFFENRATH VOLKER·Filed 2012·Granted Oct 27, 2015·9 cites·20 claims
- 1987US9523037B2Liquid-crystalline media, components for high-frequency technology, and mesogenic compoundsMERCK PATENT GMBH·Filed 2015·Granted Dec 20, 2016·3 cites·20 claims
- 2087US6596350B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2001·Granted Jul 22, 2003·26 cites·19 claims
- 2186US6066268ALiquid-crystalline mediumMERCK PATENT GMBH·Filed 1998·Granted May 23, 2000·76 cites·19 claims
- 2285US10711195B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2017·Granted Jul 14, 2020·3 cites·15 claims
- 2385US7390538B2Liquid-crystal medium containing monofluoroterphenyl compoundsMERCK PATENT GMBH·Filed 2004·Granted Jun 24, 2008·33 cites·11 claims
- 2485US6740369B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2002·Granted May 25, 2004·32 cites·23 claims
- 2585US5273680AFluorinated oligophenyls and their use in liquid crystal materialsMERCK PATENT GMBH·Filed 1988·Granted Dec 28, 1993·43 cites·14 claims
- 2685US4871469ANematic liquid-crystalline phasesBESCRANKTER HAFTUNG·Filed 1987·Granted Oct 3, 1989·47 cites·4 claims
- 2784US10081765B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2016·Granted Sep 25, 2018·2 cites·19 claims
- 2884US6827990B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2003·Granted Dec 7, 2004·22 cites·16 claims
- 2984US6207835B1Process for the preparation of arylmetal compounds and their reaction with electrophilic reagentsMERCK KGAA·Filed 1999·Granted Mar 27, 2001·42 cites·16 claims
- 3083US9175219B2Compounds for a liquid crystalline medium and use thereof for high frequency componentsJASPER CHRISTIAN·Filed 2011·Granted Nov 3, 2015·5 cites·22 claims
- 3183US7744968B2Cyclobutane and spiro[3.3]heptane compoundsMERCK PATENT GMBH·Filed 2006·Granted Jun 29, 2010·9 cites·19 claims
- 3283US7563491B2Liquid crystalline medium and liquid crystal displayMERCK PATENT GMBH·Filed 2007·Granted Jul 21, 2009·7 cites·25 claims
- 3383US7442419B2Liquid-crystalline medium and liquid-crystal displayMERCK PATENT GMBH·Filed 2007·Granted Oct 28, 2008·10 cites·22 claims
- 3483US7122228B2Compound having negative ΔεMERCK PATENT GMBH·Filed 2002·Granted Oct 17, 2006·13 cites·30 claims
- 3583US6444278B12,6-di-tert-butylphenolsMERCK PATENT GMBH·Filed 1997·Granted Sep 3, 2002·57 cites·10 claims
- 3683US5718840ABenzene derivatives, and liquid-crystalline mediumMERCK PATENT GMBH·Filed 1996·Granted Feb 17, 1998·22 cites·16 claims
- 3783US5389295ABenzene derivatives, and a liquid crystal mediumMERCK PATENT GMBH·Filed 1992·Granted Feb 14, 1995·19 cites·11 claims
- 3882US6565933B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2001·Granted May 20, 2003·17 cites·21 claims
- 3982US5578241ALiquid crystal displayMERCK PATENT GMBH·Filed 1993·Granted Nov 26, 1996·42 cites·26 claims
- 4081US6669998B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2001·Granted Dec 30, 2003·16 cites·18 claims
- 4181US6017469ASupertwist liquid-crystal displayMERCK PATENT GMBH·Filed 1995·Granted Jan 25, 2000·31 cites·19 claims
- 4281US5932138ABenzene derivatives, and liquid-crystalline mediumMERCK PATENT GMBH·Filed 1997·Granted Aug 3, 1999·19 cites·16 claims
- 4381US5084204ANaphthylacetylenesMERCK PATENT GMBH·Filed 1988·Granted Jan 28, 1992·16 cites·13 claims
- 4481US5055223AAryl-sulfur pentafluoridesMERCK PATENT GMBH·Filed 1988·Granted Oct 8, 1991·35 cites·4 claims
- 4580US9951274B2Liquid-crystalline mediumMERCK PATENT GMBH·Filed 2014·Granted Apr 24, 2018·3 cites·28 claims
- 4680US9296948B2Mesogenic compounds, liquid-crystalline media and components for high-frequency technologyMANABE ATSUTAKA·Filed 2012·Granted Mar 29, 2016·4 cites·16 claims
- 4780US8574456B2Liquid-crystalline medium and liquid crystal displayWITTEK MICHAEL·Filed 2009·Granted Nov 5, 2013·6 cites·24 claims
- 4880US5487845AFluorobenzene derivatives and liquid-crystalline mediumMERCK PATENT GMBH·Filed 1990·Granted Jan 30, 1996·33 cites·36 claims
- 4979US10099975B2Alkynyl-tolanes, liquid-crystal mixtures containing them and components for high-frequency technologyMERCK PATENT GMBH·Filed 2014·Granted Oct 16, 2018·3 cites·22 claims
- 5079US9193905B2Devices for high-frequency technology, liquid-crystalline media and compoundsMANABE ATSUTAKA·Filed 2010·Granted Nov 24, 2015·3 cites·31 claims
Showing the top 50 of 234 patent records by PatentIndex Score.
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