ThinkPad were introduced in 2011. ThinkPad ThinkPad is a line of laptop computers and tablets designed, developed, and sold by Lenovo, and formerly IBM. ThinkPads are known for their minimalist, black, and boxy design which was initially modeled in 1990 by industrial designer Richard Sapper, based on the concept of a traditional Japanese "Bento" lunchbox revealing its nature only after being opened. According to later interviews with Sapper, he also characterized the simple ThinkPad form to be as elementary as a simple, black cigar box, and with similar proportions that offers a 'surprise' when opened. The line was first developed at
ThinkPad Yoga ThinkPad Yoga The ThinkPad Yoga is a 2-in-1 convertible tablet from Lenovo unveiled in September at the 2013 IFA in Berlin, Germany. It was released in the United States in November 2013. The ThinkPad Yoga has a "backlit" keyboard that flattens when flipped into tablet mode. This is accomplished with a platform surrounding the keys rises until level with the keyboard buttons, a locking mechanism that prevents key presses, and feet that pop out to prevent the keyboard from directly resting on flat surfaces. Lenovo implemented this design in response to complaints about its earlier Yoga 13 and 11 models