ThinkPad flex, stainless steel hinges, a biometric fingerprint reader, Client Security Solution, which improves security using a built-in Trusted Platform Module (TPM) and facilitates deployment in corporate environment, the ThinkVantage Technologies suite of computer management applications, and drain holes to help reduce damage to the keyboard and components from accidental spillage. The original design concept of ThinkPad was created in 1990 by Italy-based designer Richard Sapper, a corporate design consultant of IBM and, since 2005, Lenovo. Sapper is noted for the design of classic products such as the Tizio lamp for Artemide, office chair for Knoll, kitchenwares for Alessi and ballpoint
ThinkPad the Twist will still appeal to Lenovo loyalists, folks who trust ThinkPad's build quality and wouldn't be caught dead using any other keyboard. If you're more brand-agnostic, though, there are other Windows 8 convertibles with comfortable keyboards – not to mention, sharper screens, faster performance and longer battery life." Lenovo released the 25th anniversary Retro ThinkPad 25 in October, 2017. The design is different from any other recent ThinkPad, because it has the classic keyboard with a 7-row layout that many of the older ThinkPads had, and the logo has changed in colors. The last ThinkPad models with 7-row keyboard