Werner Siemanowski

Person

Rheinberg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Deodorant active-substance combinations made from wool-grease acids...
- Patent number 5,718,888
- Issue date Feb 17, 1998
- Beiersdorf AG
- Manfred Klier
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cosmetic deodorant preparation containing di- or triglycerin esters
- Patent number 5,648,067
- Issue date Jul 15, 1997
- Beiersdorf Aktiengesellschaft
- Helmut Dillenburg
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process and apparatus for producing diglycerin
- Patent number 5,510,542
- Issue date Apr 23, 1996
- Solvay Fluor und Derivate GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyglycerol fatty acid ester mixture
- Patent number 5,466,719
- Issue date Nov 14, 1995
- Solvay Fluor und Derivate GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing polyglycerol fatty acid ester mixtures and us...
- Patent number 5,424,469
- Issue date Jun 13, 1995
- Solvay Fluor und Derivate GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Preparation of fatty acid esters of isopropylidene derivatives of p...
- Patent number 5,403,941
- Issue date Apr 4, 1995
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bath additive composition containing polyglycerol fatty acid ester...
- Patent number 5,397,497
- Issue date Mar 14, 1995
- Solvay Fluor und Derivate GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing nonionic surfactants
- Patent number 5,264,460
- Issue date Nov 23, 1993
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polyglycerine and capric acid ester mixture
- Patent number 5,247,114
- Issue date Sep 21, 1993
- Deutsche Solvay-Werke
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of diglycerol and/or polyglycerol
- Patent number 5,243,086
- Issue date Sep 7, 1993
- Deutsche Solvay-Werke
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing high purity epichlorohydrin
- Patent number 5,169,964
- Issue date Dec 8, 1992
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cleaning agent and process for its preparation
- Patent number 5,130,056
- Issue date Jul 14, 1992
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing nonionic surfactants
- Patent number 5,093,043
- Issue date Mar 3, 1992
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of preparing 2,2-dimethyl-4-(2',3'-epoxy) propoxymethyl-1,3-...
- Patent number 5,087,708
- Issue date Feb 11, 1992
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of polyglycerols
- Patent number 5,041,688
- Issue date Aug 20, 1991
- Deutsche Solvay-Werke GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of fatty acid or hydroxy fatty acid est...
- Patent number 5,024,787
- Issue date Jun 18, 1991
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of polyglycerols
- Patent number 4,992,594
- Issue date Feb 12, 1991
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing polyglycerols
- Patent number 4,960,953
- Issue date Oct 2, 1990
- Deutsche Solvay Werke GmbH
- Gerald Jakobson
- C07 - ORGANIC CHEMISTRY

Werner Siemanowski

Person

Patents Grantslast 30 patents

Deodorant active-substance combinations made from wool-grease acids...

Cosmetic deodorant preparation containing di- or triglycerin esters

Process and apparatus for producing diglycerin

Polyglycerol fatty acid ester mixture

Process for preparing polyglycerol fatty acid ester mixtures and us...

Preparation of fatty acid esters of isopropylidene derivatives of p...

Bath additive composition containing polyglycerol fatty acid ester...

Process for preparing nonionic surfactants

Polyglycerine and capric acid ester mixture

Process for the preparation of diglycerol and/or polyglycerol

Process for preparing high purity epichlorohydrin

Cleaning agent and process for its preparation

Process for preparing nonionic surfactants

Method of preparing 2,2-dimethyl-4-(2',3'-epoxy) propoxymethyl-1,3-...

Process for the preparation of polyglycerols

Process for the preparation of fatty acid or hydroxy fatty acid est...

Process for the preparation of polyglycerols

Process for preparing polyglycerols