Bertil Helgee

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Vastra Frolunda, SE

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal device for generation and fast switching of high con...
- Patent number 7,907,236
- Issue date Mar 15, 2011
- Lachezar Komitov
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polymers for use as alignment layers in liquid crystal devices
- Patent number 7,575,788
- Issue date Aug 18, 2009
- Ecsibeo PPF2 AB
- Lachezar Komitov
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal device and a method for manufacturing thereof
- Patent number 7,527,747
- Issue date May 5, 2009
- Ecsibeo PPFI AB
- Bertil Helgee
- G02 - OPTICS
Information Patent Grant
Liquid crystal device, a method for producing a liquid crystal devi...
- Patent number 7,295,272
- Issue date Nov 13, 2007
- Ecsibeo PPF1 AB
- Bertil Helgee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal device, a method for producing a liquid crystal devi...
- Patent number 7,283,196
- Issue date Oct 16, 2007
- Ecsibeo AB
- Bertil Helgee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Liquid crystal device for generation and fast switching of high con...
- Publication number 20080049175
- Publication date Feb 28, 2008
- Lachezar Komitov
- Lachezar Komitov
- G02 - OPTICS
Information Patent Application
Liquid Crystal Device and a Method for Manufacturing Thereof
- Publication number 20080043190
- Publication date Feb 21, 2008
- ECSIBEO PPF1 AB
- Bertil Helgee
- G02 - OPTICS
Information Patent Application
Liquid crystal device and a method for manufacturing thereof
- Publication number 20070098918
- Publication date May 3, 2007
- Lachezar Komitov
- G02 - OPTICS
Information Patent Application
Polymers for use as alignment layers in liquid crystal devices
- Publication number 20070088125
- Publication date Apr 19, 2007
- Lachezar Komitov
- G02 - OPTICS
Information Patent Application
Liquid crystal device, a method for producing a liquid crystal devi...
- Publication number 20050179855
- Publication date Aug 18, 2005
- Bertil Helgee
- G02 - OPTICS
Information Patent Application
Liquid crystal device, a method for producing a liquid crystal devi...
- Publication number 20050146670
- Publication date Jul 7, 2005
- ECSIBEO AB
- Bertil Helgee
- G02 - OPTICS