Kévin Anh Quoc Le Quang

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Saint Claude, FR

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Patents Grantslast 30 patents

Information Patent Grant
Optical filter for sunglasses
- Patent number 11,378,823
- Issue date Jul 5, 2022
- Silhouette International Schmied AG
- Rupert Spindelbalker
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FILTER FOR SUNGLASSES
- Publication number 20200285079
- Publication date Sep 10, 2020
- SILHOUETTE INTERNATIONAL SCHMIED AG
- Rupert Spindelbalker
- G02 - OPTICS