Google Patent Sends Ring Signals to Project Glass 0 Randall Gross TechnologyMay 2012Saturday, May 19, 2012 at 3:29 pm PDT • Views: 1,222 phys.org Artificial Fingernail Control Gestures Heads-up Display Device IR Absorptive Material IR Reflective Paint IR Reflective Material Voice-based Control Systems Project Glass Google Patent Fake Fingernails Fake Nails Display Device