Daniel Guenther Grief

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Redmond, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Waveguide concentrator for light source
- Patent number 11,493,760
- Issue date Nov 8, 2022
- Meta Platforms Technologies LLC
- Daniel Guenther Grief
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DIRECTIONAL ILLUMINATOR AND DISPLAY APPARATUS WITH SWITCHABLE DIFFUSER
- Publication number 20230176377
- Publication date Jun 8, 2023
- Facebook Technologies, LLC
- Sihui He
- G02 - OPTICS
Information Patent Application
WAVEGUIDE CONCENTRATOR FOR LIGHT SOURCE
- Publication number 20200310120
- Publication date Oct 1, 2020
- Facebook Technologies, LLC
- Daniel Guenther Grief
- G02 - OPTICS