Artist's blog http://lucyfekete.blogspot.com.
Below, you can see several examples of using impossible triangle in production of the company.
Logo of LEGO fan site Lugnet.
Logo of the site http://penrose.be.
Logo of the computer single person puzzle game Antichamber contains impossible triangle. Site of the game http://www.antichamber-game.com.
Logo Apple’s smart storage device Fusion Drive repeats impossible ring.
Letter O in logo of video game "Castle Oblivion" represents an endless staircase.