Martin Wechs

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Muenchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Progressive spectacle lens
- Patent number 6,964,478
- Issue date Nov 15, 2005
- Rodenstock GmbH
- Andrea Welk
- G02 - OPTICS
Information Patent Grant
Progressive spectacle lens with low swaying effects
- Patent number 6,669,337
- Issue date Dec 30, 2003
- Optische Werke G. Rodenstock
- Andrea Welk
- G02 - OPTICS
Information Patent Grant
Method for producing eyeglasses
- Patent number 6,655,802
- Issue date Dec 2, 2003
- Optische Werke G. Rodenstock
- Martin Zimmermann
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Progressive spectacle lens
- Publication number 20040017543
- Publication date Jan 29, 2004
- Optische Werke G. Rodenstock
- Andrea Welk
- G02 - OPTICS
Information Patent Application
Progressive spectacle lens with low swaying effects
- Publication number 20030156251
- Publication date Aug 21, 2003
- Optische Werke G. Rodenstock
- Andrea Welk
- G02 - OPTICS
Information Patent Application
Method for producing eyeglasses
- Publication number 20030107705
- Publication date Jun 12, 2003
- Martin Zimmermann
- G02 - OPTICS