P

Inventor

WINGEN RAINER

DE102 patents
⚠️ This page may combine multiple inventors who share the name “WINGEN RAINER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOECHST AG

27 patents
US5911913AJun 15, 1999

1-fluoroisoquinoline derivatives and the use thereof in liquid crystalline mixtures

HOECHST AG29 citations93
US5888422AMar 30, 1999

Fluorinated phenanthrene derivatives and their use in liquid-crystal mixtures

HOECHST AG25 citations93
US5882546AMar 16, 1999

1,8-Difluorisoquinoline derivatives and the use thereof in liquid crystalline mixtures

HOECHST AG29 citations93
US5648021AJul 15, 1997

Phenanthrene derivatives and their use in liquid-crystalline mixtures

HOECHST AG54 citations93
US5550236AAug 27, 1996

Process for cross-coupling aromatic boronic acids with aromatic halogen compounds or perfluoroalkylsulfonates

HOECHST AG43 citations92
US5512207AApr 30, 1996

Azaaromatic compounds, process for their preparation, and their use in liquid-crystalline mixtures

HOECHST AG24 citations92
US5384070AJan 24, 1995

Use of optically active tetrahydrofuran-2-carboxylic acid esters as dopants in liquid-crystal mixtures, liquid-crystal mixtures containing same and novel optically active tetrahydrofuran-2-carboxylic acid esters

HOECHST AG26 citations92
US5847149ADec 8, 1998

Thiadiazole derivatives, process for their preparation, and their use as precursors for the production of liquid crystals

HOECHST AG40 citations91
US5310499AMay 10, 1994

Oxazolidinone derivatives, and the use thereof as dopes in liquid-crystal mixtures

HOECHST AG30 citations90
US5334328AAug 2, 1994

Chiral azetidinone derivatives, and their use as dopes in liquid-crystal mixtures

HOECHST AG24 citations89
US5942618AAug 24, 1999

1-fluor-5,6,7,8-tetrahydroisoquinoline derivatives, and their use in liquid-crystal line mixtures

HOECHST AG20 citations84
US5904877AMay 18, 1999

Trifluoratetrahydroisoquinoline derivatives, and the use thereof in liquid-crystalline mixtures

HOECHST AG20 citations84
US5874023AFeb 23, 1999

1-Fluoro-6,7-dihydro-5H-isoquinolin-8-one derivatives and the use in liquid crystalline mixtures

HOECHST AG20 citations84
US5702639ADec 30, 1997

Use of complex ligands for ions in ferroelectric liquid-crystal mixtures

HOECHST AG9 citations74
US5071589ADec 10, 1991

Liquid-crystalline mixtures, in particular ferroelectric liquid-crystalline mixtures

HOECHST AG13 citations74
US4985172AJan 15, 1991

Chiral aryloxypropionates, and the use thereof as dopes in liquid-crystal phases

HOECHST AG8 citations74
US4906401AMar 6, 1990

Use of liquid-crystal 5-phenylpyrimidine derivatives as components of smectic liquid-crystal mixtures

HOECHST AG12 citations74
US4906752AMar 6, 1990

Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phases and a process for preparing them

HOECHST AG9 citations74
US4876028AOct 24, 1989

Chiral aryl-2,3-epoxyalkyl-ethers and the corresponding thio compounds thereof, and the use thereof as dopes in liquid-crystal phases

HOECHST AG13 citations74
US5707545AJan 13, 1998

Chiral oxiranylmethyl ethers, and their use as dopants in liquid-crystal mixtures

HOECHST AG7 citations73
US5630962AMay 20, 1997

2-Fluoropyridines, their preparation and their use in liquid crystal mixtures

HOECHST AG16 citations73
US5407599AApr 18, 1995

Cyclopropylaklyl or -alkenyl or heterocyclic compounds, process for their preparation and their use in liquid-crystalline mixtures

HOECHST AG11 citations73
US5348684ASep 20, 1994

Organosilylalkyl or organosilylalkenyl compounds, process for preparing them and their use in liquid-crystalline mixtures

HOECHST AG9 citations73
US5562859AOct 8, 1996

2-fluoropyrazines process for their preparation, and their use in liquid-crystalline mixtures

HOECHST AG11 citations72
US4988459AJan 29, 1991

Use of optically active oxirane-2-carboxylic acid esters as dopants in liquid-crystal mixtures, liquid-crystal mixtures containing same and novel optically active oxirane-2-carboxylic acid esters

HOECHST AG14 citations72
US5876628AMar 2, 1999

Compounds for use in liquid-crystal composition

HOECHST AG7 citations71
US4464457AAug 7, 1984

10-Phenyl-1,3,9-triazaanthracenes and photopolymerizable mixture containing same

HOECHST AG13 citations71

MERCK PATENT GMBH

8 patents

AVENTIS RES & TECH GMBH & CO

5 patents

CLARIANT INT LTD

3 patents

CLARIANT GMBH

2 patents

LI JI

1 patent

CLARIANT FINANCE BVI LTD

1 patent

HOECHST RES & TECH GMBH & CO

1 patent

MERCK PATENT BESCHRAENKTER HAF

1 patent

CLARIANT FINANCI BVI LTD

1 patent

Showing the top 50 of 102 patents by PatentIndex Score.