Liquidmetal Technologies Inc (LQMT)

[jrs5]

“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