Liu Ouyang

3 Patents

• US126008792026

  Coated Lens and Method for Manufacturing the Same

  Carl Zeiss Vision International GmbH

  0 cites
• US119405962024

  Spectacle Lens with Antibacterial And/or Antiviral Properties and Method for Manufacturing the Same

  Carl Zeiss Vision (China) Ltd.

  0 cites
• US117548602023

  Photochromic Lens with Laminated Film, Method for Producing a Photochromic Lens, and a Spectacle Frame

  Carl Zeiss Vision International GmbH

  0 cites