Friedbert Wechs

Person

Worth, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Microfiltration membrane with improved filtration properties
- Patent number 8,727,136
- Issue date May 20, 2014
- Membrana GmbH
- Wolfgang Ansorge
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Dialysis membrane with improved removal of middle molecules
- Patent number 8,651,284
- Issue date Feb 18, 2014
- Membrana GmbH
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
High-flux dialysis membrane with an improved separation behaviour
- Patent number 8,302,781
- Issue date Nov 6, 2012
- Membrana GmbH
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Dialysis membrane having improved ability for removal of middle mol...
- Patent number 7,811,507
- Issue date Oct 12, 2010
- Membrana GmbH
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for producing polyolefin membrane with integrally asymmetri...
- Patent number 7,429,343
- Issue date Sep 30, 2008
- Membrana GmbH
- Erich Kessler
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyamide membrane with improved hydrolytic stability and method fo...
- Patent number 7,201,860
- Issue date Apr 10, 2007
- Membrana GmbH
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Shaped objects for pyrogen retention and processes for their manufa...
- Patent number 6,632,361
- Issue date Oct 14, 2003
- Membrana GmbH
- Thorsten Niklas
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Integrally asymmetrical polyolefin membrane
- Patent number 6,497,752
- Issue date Dec 24, 2002
- Membrana GmbH
- Erich Kessler
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for producing an integrally asymmetrical polyolefin membrane
- Patent number 6,375,876
- Issue date Apr 23, 2002
- Membrana GmbH
- Erich Kessler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Integral, multi-asymmetric, semi-permeable membrane
- Patent number 5,919,370
- Issue date Jul 6, 1999
- Akzo Nobel N.V.
- Henning Rottger
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Bioartificial organ containing cells encapsulated in a permselectiv...
- Patent number 5,837,234
- Issue date Nov 17, 1998
- Cytotherapeutics, Inc.
- Frank T. Gentile
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Integral asymmetric polyether-sulfone membrane, process for its pro...
- Patent number 4,976,859
- Issue date Dec 11, 1990
- Akzo N.V.
- Friedbert Wechs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing microporous powders and membranes
- Patent number 4,968,733
- Issue date Nov 6, 1990
- Akzo nv
- Heinz-Joachim Muller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for the production of porous bodies with adjustable total po...
- Patent number 4,594,207
- Issue date Jun 10, 1986
- Akzo NV
- Christoph Josefiak
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MICROFILTRATION MEMBRANE WITH IMPROVED FILTRATION PROPERTIES
- Publication number 20100230843
- Publication date Sep 16, 2010
- Wolfgang Ansorge
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DIALYSIS MEMBRANE WITH IMPROVED REMOVAL OF MIDDLE MOLECULES
- Publication number 20100089820
- Publication date Apr 15, 2010
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Microfiltration Membrane With Improved Filtration Properties
- Publication number 20080197072
- Publication date Aug 21, 2008
- Wolfgang Ansorge
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
High-Flux Dialysis Membrane With an Improved Separation Behaviour
- Publication number 20080000828
- Publication date Jan 3, 2008
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Dialysis membrane having improved average molecular distance
- Publication number 20070163949
- Publication date Jul 19, 2007
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
High-flux dialysis membrane with improved separation behaviour
- Publication number 20070163950
- Publication date Jul 19, 2007
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Polyolefin membrane with integrally asymmetrical tructure and proce...
- Publication number 20050145107
- Publication date Jul 7, 2005
- Erich Kessler
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Polyamide membrane exhibiting an increased hydrolysis stability and...
- Publication number 20030159984
- Publication date Aug 28, 2003
- Friedbert Wechs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Shaped objects for pyrogen retention and processes for their manufa...
- Publication number 20010006160
- Publication date Jul 5, 2001
- Membrana GmbH
- Thorsten Niklas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Friedbert Wechs

Person

Patents Grantslast 30 patents

Microfiltration membrane with improved filtration properties

Dialysis membrane with improved removal of middle molecules

High-flux dialysis membrane with an improved separation behaviour

Dialysis membrane having improved ability for removal of middle mol...

Process for producing polyolefin membrane with integrally asymmetri...

Polyamide membrane with improved hydrolytic stability and method fo...

Shaped objects for pyrogen retention and processes for their manufa...

Integrally asymmetrical polyolefin membrane

Method for producing an integrally asymmetrical polyolefin membrane

Integral, multi-asymmetric, semi-permeable membrane

Bioartificial organ containing cells encapsulated in a permselectiv...

Integral asymmetric polyether-sulfone membrane, process for its pro...

Process for producing microporous powders and membranes

Method for the production of porous bodies with adjustable total po...

Patents Applicationslast 30 patents

MICROFILTRATION MEMBRANE WITH IMPROVED FILTRATION PROPERTIES

DIALYSIS MEMBRANE WITH IMPROVED REMOVAL OF MIDDLE MOLECULES

Microfiltration Membrane With Improved Filtration Properties

High-Flux Dialysis Membrane With an Improved Separation Behaviour

Dialysis membrane having improved average molecular distance

High-flux dialysis membrane with improved separation behaviour

Polyolefin membrane with integrally asymmetrical tructure and proce...

Polyamide membrane exhibiting an increased hydrolysis stability and...

Shaped objects for pyrogen retention and processes for their manufa...