Ruobing Qian

7 Patents

• US125355832026

  3D Sensing Depth Camera

  DUKE UNIVERSITY

  0 cites
• US125109602025

  Frame Tracking System for a Head-mounted Device

  Meta Platforms Technologies, LLC

  0 cites
• US123542372025

  Feature-free Photogrammetric 3D Imaging with Cameras Under Unconstrained Motion

  RAMONA OPTICS Inc.

  0 cites
• US117683782023

  Prescription Optical Element Based on Optical-mechanical Profile

  Meta Platforms Technologies, LLC

  0 cites
• US116420182023

  Volumetric Depth Imaging for Lens Fit

  Meta Platforms Technologies, LLC

  0 cites
• US116146382023

  Prescription Optical Element for Selected Head Mounted Device

  Meta Platforms Technologies, LLC

  0 cites
• US115831792023

  Lens Fitting Metrology with Optical Coherence Tomography

  Meta Platforms Technologies, LLC

  0 cites