David Perennez

Follow

Person

Lyon, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Housing for variable lens
- Patent number 8,100,592
- Issue date Jan 24, 2012
- Varioptic, S.A.
- Pierre Craen
- G02 - OPTICS
Information Patent Grant
Liquid lens interconnection
- Patent number 7,573,646
- Issue date Aug 11, 2009
- Varioptic S.A.
- Pierre Craen
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
HOUSING FOR VARIABLE LENS
- Publication number 20100247086
- Publication date Sep 30, 2010
- Varioptic S.A.
- Nicolas Tallaron
- G02 - OPTICS
Information Patent Application
LIQUID LENS INTERCONNECTION
- Publication number 20080013187
- Publication date Jan 17, 2008
- VARIOPTIC
- Pierre CRAEN
- G02 - OPTICS