ThinkPad: 34-Year Design Continuity from IBM to Lenovo

The ThinkPad laptop family, first shipped by IBM in October 1992 and continued by Lenovo after the 2005 acquisition, represents one of the longest-running commercial laptop lineages with unusual visual continuity. The original 700C featured a 10.4-inch active-matrix color TFT display, matte-black case, and in-keyboard TrackPoint II. Designer Richard Sapper led the exterior; Kazuhiko Yamazaki was lead industrial designer at IBM's Yamato lab; Arimasa Naitoh led engineering. The 1995 701c introduced the butterfly keyboard, accessioned by MoMA in 1996. The 1998 600 series set the template for the T-series. The 2000 T20 launched the corporate fleet workhorse line. Lenovo's 2005 acquisition kept the brand, Yamato lab, and design leadership. The 2008 X300 was the first major Lenovo-era design swing. The 2012 keyboard cliff replaced the 7-row layout with a 6-row chiclet. The 2025 P14s Gen 6 AMD offers up to 96 GB DDR5 SODIMMs and a Copilot+ NPU, supporting local 70-billion-parameter LLM workloads. The X230 (2012) remains enthusiast-relevant with modded 7-row keyboards. The brand has shipped over 60 million units by 2010.