Sapphire Thin Film Coated Substrate (Granted)

Kok Wai CHEAH (Inventor), Wing Yui LAM (Inventor), Yu wai CHAN (Inventor)

Research output: Patent

Original languageEnglish
Patent numberUS 11028471
IPCH01-CK-Sapp-US09
Priority date6/10/16
Filing date27/09/17
Publication statusPublished - 8 Aug 2019

User-Defined Keywords

  • AR Layer
  • anti-scratch
  • film
  • refractive index
  • sapphire
  • screen

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