This video makes the point that the technology was also developed by Corning (allegedly independently, though I am skeptical that it independently came up with

This video makes the point that the technology was also developed by Corning (allegedly independently, though I am skeptical that it independently came up with the concept, given that the video claims that the Superfest process was patented), which was likewise unsuccessful in finding a market for it until Apple came looking for a tough screen for its iPhone.