Thomas Pfaff

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Hemsbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing light guide bodies and use thereof in lighting...
- Patent number 9,442,237
- Issue date Sep 13, 2016
- Evonik Roehm GmbH
- Markus Parusel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optically isotrophic polycarbonate films and a method for the produ...
- Patent number 7,005,180
- Issue date Feb 28, 2006
- Roehm GmbH & Co., KG
- Uwe Numrich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optically isotropic polycarbonate films and a method for the produc...
- Patent number 6,613,264
- Issue date Sep 2, 2003
- Roehm GmbH & Co KG
- Uwe Numrich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING LIGHT GUIDE BODIES AND USE THEREOF IN LIGHTING...
- Publication number 20130343088
- Publication date Dec 26, 2013
- Evonik Roehm GmbH
- Markus Parusel
- G02 - OPTICS
Information Patent Application
Optically isotropic polycarbonate films and a method for the produc...
- Publication number 20030031849
- Publication date Feb 13, 2003
- ROEHM GmbH & Co., KG
- Uwe Numrich
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL