Ralf Dujardin

Person

Willich-Anrath, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate automotive window panels with coating system blocking...
- Patent number 6,797,384
- Issue date Sep 28, 2004
- Exatec, LLC.
- Steven M. Gasworth
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Moulded bodies made of thermoplastic polyurethane containing an act...
- Patent number 6,723,333
- Issue date Apr 20, 2004
- Bayer Aktiengesellschaft
- Reinhard Albers
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic copolyester containing active ingredients
- Patent number 6,605,069
- Issue date Aug 12, 2003
- Bayer Aktiengesellschaft
- Reinhard Albers
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Vinylcyclohexane-based block copolymers
- Patent number 6,492,468
- Issue date Dec 10, 2002
- Bayer Aktiengesellschaft
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyether block amides containing active substances
- Patent number 6,455,059
- Issue date Sep 24, 2002
- Bayer Aktiengesellschaft
- Reinhard Albers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
(Co)polymers based on vinyl units and use thereof in electrolumines...
- Patent number 6,403,239
- Issue date Jun 11, 2002
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Amorphous vinyl cyclohexane polymers
- Patent number 6,365,694
- Issue date Apr 2, 2002
- Bayer Aktiengesellschaft
- Volker Wege
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymers based on vinyl units and use thereof in electroluminesce...
- Patent number 6,248,457
- Issue date Jun 19, 2001
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymers based on vinyl units and their use in electroluminescent...
- Patent number 6,114,463
- Issue date Sep 5, 2000
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive coatings
- Patent number 6,083,635
- Issue date Jul 4, 2000
- Bayer AG
- Friedrich Jonas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
(Co)polymers based on vinyl units and use thereof in electrolumines...
- Patent number 6,075,106
- Issue date Jun 13, 2000
- D-51368 Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transparent materials consisting of hydrogenated products of ring-o...
- Patent number 5,990,246
- Issue date Nov 23, 1999
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of hydrogenated ring-opened metathesis p...
- Patent number 5,932,664
- Issue date Aug 3, 1999
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
(CO) polymers based on vinyl units and use thereof in electrolumine...
- Patent number 5,905,128
- Issue date May 18, 1999
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
(Co)polymers based on vinyl units and use thereof in electrolumines...
- Patent number 5,891,975
- Issue date Apr 6, 1999
- Bayer Aktiengesellschaft
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electroluminescent arrangements and their use
- Patent number 5,874,180
- Issue date Feb 23, 1999
- Bayer AG
- Rolf Wehrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polysulphone/polyether block copolycondensates
- Patent number 5,861,471
- Issue date Jan 19, 1999
- Bayer AC
- Heinz Pudleiner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
(Co)polymers based on vinyl units and use thereof in electrolumines...
- Patent number 5,807,945
- Issue date Sep 15, 1998
- Bayer AG
- Yun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive coatings
- Patent number 5,766,515
- Issue date Jun 16, 1998
- Bayer Aktiengessellschaft
- Friedrich Jonas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastically processible and biodegradable aliphatic polyester...
- Patent number 5,644,020
- Issue date Jul 1, 1997
- Bayer Aktiengesellschaft
- Ralf Timmermann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Decomposable packing material
- Patent number 5,512,339
- Issue date Apr 30, 1996
- Bayer AG
- Ralf Dujardin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic block copolyesters capable of being composted for use...
- Patent number 5,455,311
- Issue date Oct 3, 1995
- Bayer AG
- Ernst Grigat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dye-donor element for use according to thermal dye sublimation tran...
- Patent number 5,372,986
- Issue date Dec 13, 1994
- Agfa-Gevaert, N.V.
- Geert Defieuw
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of foaming thermoplastic polycarbonate
- Patent number 5,256,702
- Issue date Oct 26, 1993
- Bayer Aktiengesellschaft
- Ernst Grigat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of propargyl ethers and new propargyl et...
- Patent number 5,250,742
- Issue date Oct 5, 1993
- Bayer Aktiengesellschaft
- Burkhard Kohler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric semipermeable membranes of aromatic polycondensates, pro...
- Patent number 5,238,570
- Issue date Aug 24, 1993
- Bayer Aktiengesellschaft
- Herbert Hugl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of foaming thermoplastic polycarbonate
- Patent number 5,223,548
- Issue date Jun 29, 1993
- Bayer Aktiengesellschaft
- Ernst Grigat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gasoline-resistant thermoplastic molding compounds
- Patent number 5,177,145
- Issue date Jan 5, 1993
- Bayer Aktiengesellschaft
- Ralf Dujardin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Poly (meth)acrylates with grafted-on polycarbonate chains, their pr...
- Patent number 5,140,066
- Issue date Aug 18, 1992
- Bayer Aktiengesellschaft
- Ralf Dujardin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Graft copolymers, their production and use
- Patent number 5,137,971
- Issue date Aug 11, 1992
- Bayer Aktiengesellschaft
- Ralf Dujardin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Active Ingredient-Containing Silicone Elastomers
- Publication number 20090076480
- Publication date Mar 19, 2009
- Bayer Business Services GmbH
- Heinz Pudleiner
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
STORAGE MEDIUM FOR CONFIDENTIAL INFORMATION
- Publication number 20070174854
- Publication date Jul 26, 2007
- Hardy Jungermann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Polycarbonate automotive window panels with coating system blocking...
- Publication number 20030072946
- Publication date Apr 17, 2003
- Steven M. Gasworth
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
(Co)polymers based on vinyl units and use thereof in electrolumines...
- Publication number 20010026879
- Publication date Oct 4, 2001
- Yun Chen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Ralf Dujardin

Person

Patents Grantslast 30 patents

Polycarbonate automotive window panels with coating system blocking...

Moulded bodies made of thermoplastic polyurethane containing an act...

Aromatic copolyester containing active ingredients

Vinylcyclohexane-based block copolymers

Polyether block amides containing active substances

(Co)polymers based on vinyl units and use thereof in electrolumines...

Amorphous vinyl cyclohexane polymers

Copolymers based on vinyl units and use thereof in electroluminesce...

Copolymers based on vinyl units and their use in electroluminescent...

Conductive coatings

(Co)polymers based on vinyl units and use thereof in electrolumines...

Transparent materials consisting of hydrogenated products of ring-o...

Process for the production of hydrogenated ring-opened metathesis p...

(CO) polymers based on vinyl units and use thereof in electrolumine...

(Co)polymers based on vinyl units and use thereof in electrolumines...

Electroluminescent arrangements and their use

Polysulphone/polyether block copolycondensates

(Co)polymers based on vinyl units and use thereof in electrolumines...

Conductive coatings

Thermoplastically processible and biodegradable aliphatic polyester...

Decomposable packing material

Thermoplastic block copolyesters capable of being composted for use...

Dye-donor element for use according to thermal dye sublimation tran...

Method of foaming thermoplastic polycarbonate

Process for the production of propargyl ethers and new propargyl et...

Asymmetric semipermeable membranes of aromatic polycondensates, pro...

Method of foaming thermoplastic polycarbonate

Gasoline-resistant thermoplastic molding compounds

Poly (meth)acrylates with grafted-on polycarbonate chains, their pr...

Graft copolymers, their production and use

Patents Applicationslast 30 patents

Active Ingredient-Containing Silicone Elastomers

STORAGE MEDIUM FOR CONFIDENTIAL INFORMATION

Polycarbonate automotive window panels with coating system blocking...

(Co)polymers based on vinyl units and use thereof in electrolumines...