Frederic de Lauzun

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St Medard En Jalles, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for the polarizing of an LCD screen as a function...
- Patent number 6,650,340
- Issue date Nov 18, 2003
- Sextant Avionique
- Laurent Georges
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for improving the viewing angle of an LCD scre...
- Patent number 6,642,980
- Issue date Nov 4, 2003
- Thomson-CSF Sextant
- Laurent Bignolles
- G02 - OPTICS
Information Patent Grant
Display panel with compensation by holographic birefringent films
- Patent number 6,157,471
- Issue date Dec 5, 2000
- Thomson-CSF
- Laurent Bignolles
- G02 - OPTICS
Information Patent Grant
Liquid crystal display screen
- Patent number 5,812,225
- Issue date Sep 22, 1998
- Sextant Avionique
- Frederic de Lauzun
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Device for Detecting a Fixed Image on a Liquid Crystal Display Screen
- Publication number 20070222474
- Publication date Sep 27, 2007
- Frederic de Lauzun
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Visual display provided with secured electronic architecture
- Publication number 20050284984
- Publication date Dec 29, 2005
- Frederic De Lauzun
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS