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jrs5

12/18/19 11:02 PM

#185413 RE: myryebread #185412

“Since the glass article can remain transparent (or substantially transparent) even with the sapphire coating, the coated glass article thus remains suitable for use as a user interfacing surface. In one embodiment, the sapphire coating can be deposited using a plasma-assisted Physical Vapor Deposition (PVD) process.”


https://www.patentlyapple.com/patently-apple/2018/05/apple-invents-a-strong-cover-glass-andor-portion-of-an-idevice-housing-using-sapphire-or-fiberglass-ribbing.html