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Helmut Haering
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Reichelsheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Acrylic multilayer foil with improved mechanical properties and a h...
Patent number
12,059,872
Issue date
Aug 13, 2024
Roehm GmbH
Ghirmay Seyoum
B32 - LAYERED PRODUCTS
Information
Patent Grant
Light guide plate and method for the production thereof
Patent number
10,466,406
Issue date
Nov 5, 2019
Evonik Roehm GmbH
Herbert Groothues
G02 - OPTICS
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
Method for producing a thermoplastic plastic film, film and use the...
Patent number
8,092,731
Issue date
Jan 10, 2012
Rohm GmbH
Claude Guenanten
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Rear projection screen and method for the production thereof
Patent number
7,064,894
Issue date
Jun 20, 2006
Roehm GmbH & Co KG
Markus Parusel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
ACRYLIC MULTILAYER FOIL WITH IMPROVED MECHANICAL PROPERTIES AND A H...
Publication number
20230106433
Publication date
Apr 6, 2023
ROEHM GMBH
Ghirmay SEYOUM
B32 - LAYERED PRODUCTS
Information
Patent Application
ACRYLIC MULTILAYER FOIL WITH IMPROVED MECHANICAL PROPERTIES AND A H...
Publication number
20230100304
Publication date
Mar 30, 2023
ROEHM GMBH
Ghirmay SEYOUM
B32 - LAYERED PRODUCTS
Information
Patent Application
LIGHT GUIDE PLATE AND METHOD FOR THE PRODUCTION THEREOF
Publication number
20160170128
Publication date
Jun 16, 2016
Evonik Roehm GmbH
Herbert GROOTHUES
G02 - OPTICS
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
Plastic body provided with a microstructured surface
Publication number
20060121248
Publication date
Jun 8, 2006
ROEHM GMBH & CO. KG
Hans Lorenz
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
REAR-PROJECTION SCREEN AND PROCESS FOR ITS PRODUCTION
Publication number
20060018015
Publication date
Jan 26, 2006
Roehm GmbH @$amp; Co. KG
Markus PARUSEL
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Rear projection screen and method for the production thereof
Publication number
20040257650
Publication date
Dec 23, 2004
Markus Parusel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY