ThinkPad For his innovative design management leadership during ThinkPad development, Hardy was named "innovator of the Year 1992" by PC Magazine. Since 1992, the ThinkPad design has been regularly updated, developed and refined over the years by Sapper and the respective teams at IBM and later Lenovo, which included Yamazaki, Tom Takahashi, Sam Lucente and, since 1995, David Hill, Vice President of User Experience & Design, who leads and manages the design/user experience of ThinkPad. Hill's approach to maintaining the evolution of Sapper's original ThinkPad design is analogous to how Porsche manages evolution of the classic 911. The fold-out butterfly keyboard,
ThinkPad Tablet Lenovo said he believed the ThinkPad Tablet to be "the weapon of choice for business success". In his article on the development of the Tablet, he indicated that every design detail was subjected to multiple design reviews, including basic elements such as the placement of the logo. A challenge was indicated to be designing and integrating a digitizer pen into the Tablet, which already had a "crowded interior". This required a study of pen barrel diameter and the balancing of batteries, digitizer technology components, ergonomics, and storage space constraints for the pen itself. Additionally, dowel rods were used for diameter