Dieter Ohlendorf

Person

Liederbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Optically active 1,3-dioxolane derivatives carrying a mesogenic rad...
- Patent number 5,651,918
- Issue date Jul 29, 1997
- Hoechst Aktiengesellschaft
- Gunter Scherowsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of optically active 1,3-dioxolane-4-carboxylates as dopes in li...
- Patent number 5,641,428
- Issue date Jun 24, 1997
- Hoechst Aktiengesellschaft
- Rainer Wingen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ferroelectric liquid-crystal systems having three or more chiral ad...
- Patent number 5,594,575
- Issue date Jan 14, 1997
- Hoechst Aktiengesellschaft
- Claus Escher
- G02 - OPTICS
Information Patent Grant
Process for producing ferroelectric liquid-crystal cells with oleop...
- Patent number 5,430,564
- Issue date Jul 4, 1995
- Hoechst Aktiengesellschaft
- Takamasa Harada
- G02 - OPTICS
Information Patent Grant
Cyclopropylaklyl or -alkenyl or heterocyclic compounds, process for...
- Patent number 5,407,599
- Issue date Apr 18, 1995
- Hoechst Aktiengesellschaft
- Armin de Meijere
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of optically active tetrahydrofuran-2-carboxylic acid esters as...
- Patent number 5,384,070
- Issue date Jan 24, 1995
- Hoechst Aktiengesellschaft
- Wolfgang Hemmerling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ferroelectric liquid-crystalline mixtures
- Patent number 5,378,394
- Issue date Jan 3, 1995
- Hoechst Aktiengesellschaft
- Hans-Rolf Dubal
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing ferroelectric liquid-crystal cells
- Patent number 5,361,152
- Issue date Nov 1, 1994
- Hoechst Aktiengesellschaft
- Takamasa Harada
- G02 - OPTICS
Information Patent Grant
Mixtures of organic ammonium salts and their use as flow accelerators
- Patent number 5,356,542
- Issue date Oct 18, 1994
- Hoechst Aktiengesellschaft
- Dieter Ohlendorf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active carboxylic esters of oxygen-containing heterocycle...
- Patent number 5,354,500
- Issue date Oct 11, 1994
- Hoechst Aktiengesellschaft
- Wolfgang Hemmerling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ferroelectric liquid crystal with positive dielectric anisotropy, c...
- Patent number 5,353,136
- Issue date Oct 4, 1994
- Hoechst Aktiengesellschaft
- Claus Escher
- G02 - OPTICS
Information Patent Grant
Organosilylalkyl or organosilylalkenyl compounds, process for prepa...
- Patent number 5,348,684
- Issue date Sep 20, 1994
- Hoechst Aktiengesellschaft
- Wolfgang Hemmerling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active esters of 5-ethyl- and 5-vinyl-1,3-dioxolane-4-car...
- Patent number 5,328,638
- Issue date Jul 12, 1994
- Hoechst Aktiengesellschaft
- Ingrid Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixtures of organic ammonium salts as flow accelerators
- Patent number 5,312,553
- Issue date May 17, 1994
- Hoechst Aktiengesellschaft
- Dieter Ohlendorf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid-crystalline mixtures, in particular ferroelectric liquid-cry...
- Patent number 5,286,409
- Issue date Feb 15, 1994
- Hoechst Aktiengesellschaft
- Hans-Rolf Dubal
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ferroelectric liquid crystal display having gray steps or a continu...
- Patent number 5,257,122
- Issue date Oct 26, 1993
- Hoechst Aktiengesellschaft
- Hans-Rolf Dubal
- G02 - OPTICS
Information Patent Grant
Electrically conductive polymers and their use as orienting layer i...
- Patent number 5,118,538
- Issue date Jun 2, 1992
- Hoechst Aktiengesellschaft
- Claus Escher
- G02 - OPTICS
Information Patent Grant
Liquid-crystalline mixtures, in particular ferroelectric liquid-cry...
- Patent number 5,071,589
- Issue date Dec 10, 1991
- Hoechst Aktiengesellschaft
- Hans-Rolf Dubal
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Use of optically active oxirane-2-carboxylic acid esters as dopants...
- Patent number 4,988,459
- Issue date Jan 29, 1991
- Hoechst Aktiengesellschaft
- Gunter Scherowsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chiral aryloxypropionates, and the use thereof as dopes in liquid-c...
- Patent number 4,985,172
- Issue date Jan 15, 1991
- Hoechst AG
- Rainer Wingen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid-crystalline, 1-substituted piperidine-4-carboxylic acid esters
- Patent number 4,968,798
- Issue date Nov 6, 1990
- Hoechst Aktiengesellschaft
- Dieter Gunther
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Use of compounds or mixtures of compounds which have a chiral, orth...
- Patent number 4,927,244
- Issue date May 22, 1990
- Hoechst Aktiengesellschaft
- Christian Bahr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active esters of 1-acylproline as dopes in liquid-crystal...
- Patent number 4,915,868
- Issue date Apr 10, 1990
- Hoechst Aktiengesellschaft
- Dieter Gunther
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phas...
- Patent number 4,906,752
- Issue date Mar 6, 1990
- Hoechst Aktiengesellschaft
- Ingrid Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of liquid-crystal 5-phenylpyrimidine derivatives as components...
- Patent number 4,906,401
- Issue date Mar 6, 1990
- Hoechst Aktiengesellschaft
- Hans-Rolf Dubal
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid-crystalline phenylpyrimidinyl cyclohexanecarboxylates having...
- Patent number 4,891,151
- Issue date Jan 2, 1990
- Hoechst Aktiengesellschaft
- Rainer Wingen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chiral aryl-2,3-epoxyalkyl-ethers and the corresponding thio compou...
- Patent number 4,876,028
- Issue date Oct 24, 1989
- Hoechst Aktiengesellschaft
- Wolfgang Hemmerling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and compositions for corrosion inhibition of metallic mater...
- Patent number 4,859,418
- Issue date Aug 22, 1989
- Hoechst Aktiengesellschaft
- Dieter Ohlendorf
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chiral esters formed from .alpha.-substituted carboxylic acids and...
- Patent number 4,855,429
- Issue date Aug 8, 1989
- Hoechst Aktiengesellschaft
- Gerd Heppke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxyalkylated quaternary ammonium compounds and their use as drag re...
- Patent number 4,828,765
- Issue date May 9, 1989
- Hoechst Aktiengesellschaft
- Dieter Ohlendorf
- C07 - ORGANIC CHEMISTRY

Dieter Ohlendorf

Person

Patents Grantslast 30 patents

Optically active 1,3-dioxolane derivatives carrying a mesogenic rad...

Use of optically active 1,3-dioxolane-4-carboxylates as dopes in li...

Ferroelectric liquid-crystal systems having three or more chiral ad...

Process for producing ferroelectric liquid-crystal cells with oleop...

Cyclopropylaklyl or -alkenyl or heterocyclic compounds, process for...

Use of optically active tetrahydrofuran-2-carboxylic acid esters as...

Ferroelectric liquid-crystalline mixtures

Process for producing ferroelectric liquid-crystal cells

Mixtures of organic ammonium salts and their use as flow accelerators

Optically active carboxylic esters of oxygen-containing heterocycle...

Ferroelectric liquid crystal with positive dielectric anisotropy, c...

Organosilylalkyl or organosilylalkenyl compounds, process for prepa...

Optically active esters of 5-ethyl- and 5-vinyl-1,3-dioxolane-4-car...

Mixtures of organic ammonium salts as flow accelerators

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

Ferroelectric liquid crystal display having gray steps or a continu...

Electrically conductive polymers and their use as orienting layer i...

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

Use of optically active oxirane-2-carboxylic acid esters as dopants...

Chiral aryloxypropionates, and the use thereof as dopes in liquid-c...

Liquid-crystalline, 1-substituted piperidine-4-carboxylic acid esters

Use of compounds or mixtures of compounds which have a chiral, orth...

Optically active esters of 1-acylproline as dopes in liquid-crystal...

Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phas...

Use of liquid-crystal 5-phenylpyrimidine derivatives as components...

Liquid-crystalline phenylpyrimidinyl cyclohexanecarboxylates having...

Chiral aryl-2,3-epoxyalkyl-ethers and the corresponding thio compou...

Process and compositions for corrosion inhibition of metallic mater...

Chiral esters formed from .alpha.-substituted carboxylic acids and...

Oxyalkylated quaternary ammonium compounds and their use as drag re...