Kai-Han CHANG

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Troy, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Heliconical liquid crystal polarization hologram and device includi...
- Patent number 12,259,616
- Issue date Mar 25, 2025
- Meta Platforms Technologies, LLC
- Nicholas John Diorio
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIQUID CRYSTAL FORMULATION FOR PIXELATED LOCAL DIMMING
- Publication number 20250179363
- Publication date Jun 5, 2025
- Meta Platforms Technologies, LLC
- Gareth John Valentine
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIGHT MODULATION FOR FOVEATED DISPLAY
- Publication number 20240363040
- Publication date Oct 31, 2024
- Meta Platforms Technologies, LLC
- Kai-Han Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SWITCHABLE STRUCTURED ILLUMINATION GENERATOR, LIGHT GUIDE DISPLAY S...
- Publication number 20240337785
- Publication date Oct 10, 2024
- Meta Platforms Technologies, LLC
- Kai-Han CHANG
- G02 - OPTICS
Information Patent Application
DIMMING DEVICES WITH PIXELATED LIQUID CRYSTAL PHYSICAL GELS
- Publication number 20240184157
- Publication date Jun 6, 2024
- Meta Platforms Technologies, LLC
- Xi WU
- G02 - OPTICS