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Herbert GROOTHUES
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Frankfurt, DE
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Patents Grants
last 30 patents
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 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
Diffuser disk for LCD applications, method for the production and u...
Patent number
7,629,041
Issue date
Dec 8, 2009
Evonik Roehm GmbH
Markus Parusel
G02 - OPTICS
Information
Patent Grant
Stable rear projection screen and method for the production thereof
Patent number
7,602,550
Issue date
Oct 13, 2009
Roehm GmbH & Co KG
Markus Parusel
G02 - OPTICS
Information
Patent Grant
Scratch-resistant rear projection screen and method for producing t...
Patent number
7,339,732
Issue date
Mar 4, 2008
Roehm GmbH & Co KG
Markus Parusel
G02 - OPTICS
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
Information
Patent Grant
Light-guide body and process for its production
Patent number
7,046,903
Issue date
May 16, 2006
Roehm GmbH & Co KG
Jann Schmidt
G02 - OPTICS
Patents Applications
last 30 patents
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 a Thermoplastic Plastic Film, Film and Use The...
Publication number
20080182091
Publication date
Jul 31, 2008
Evonik Roehm GmbH
Claude Guenanten
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Stable Rear Projection Screen and Method For the Production Thereof
Publication number
20080158670
Publication date
Jul 3, 2008
ROEHM GBMH & CO., KG
Markus Parusel
G02 - OPTICS
Information
Patent Application
Diffuser disk for lcd applications, method for the production and u...
Publication number
20060240200
Publication date
Oct 26, 2006
Roehm Gbmh & Co. KG
Markus Parusel
G02 - OPTICS
Information
Patent Application
Scratch-resistant rear projection screen and method for producing t...
Publication number
20060209403
Publication date
Sep 21, 2006
Markus Parusel
G02 - OPTICS
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
Method for the production of low orientation thermoplastic film, th...
Publication number
20050164007
Publication date
Jul 28, 2005
ROEHMGMBH & CO. KG
Uwe Numrich
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Light-guiding bodies and method for the production thereof
Publication number
20050084993
Publication date
Apr 21, 2005
Roehm Gbmh & Co. KG
Jann Schmidt
G02 - OPTICS
Information
Patent Application
Light conducting body and method for the production thereof
Publication number
20040264159
Publication date
Dec 30, 2004
Jann Schmidt
G02 - OPTICS
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
Information
Patent Application
Plastic body having low thermal conductivity, high light transmissi...
Publication number
20040191485
Publication date
Sep 30, 2004
Herbert Groothues
B32 - LAYERED PRODUCTS