The TrackWrite, also known as the butterfly keyboard, is a foldout laptop computer keyboard designed by John Karidis for IBM as part of the ThinkPad 701 series, released in 1995. It allowed the 701 series to be both compact and comfortable to use, despite being just 24.6 cm (9.7 in) wide with a 26.4 cm (10.4 in) VGA LCD. The 701 was the top selling laptop of 1995; however, as later laptop models featured progressively larger screens, the need for a folding keyboard was eliminated. Consequently, no model but the 701 used the butterfly keyboard.

The IBM PC Convertible is a laptop computer made by IBM, first sold in April 1986. The Convertible was IBM's first laptop-style computer, following the luggable IBM Portable, and introduced the 3½-inch floppy disk format to the IBM product line. Like modern laptops, it featured power management and the ability to run from batteries.

The IBM PC Convertible is a laptop computer made by IBM, first sold in April 1986. The Convertible was IBM's first laptop-style computer, following the luggable IBM Portable, and introduced the 3½-inch floppy disk format to the IBM product line. Like modern laptops, it featured power management and the ability to run from batteries.

The IBM ThinkPad 360 series was a notebook computer series introduced in 1994 by IBM as part of their ThinkPad laptop series. It was succeeded in late 1995 by the IBM ThinkPad 365series.

IBM ThinkPad 365 was a notebook computer series introduced in 1995 by the IBM corporation into the market as part of their ThinkPad laptop series. It was succeeded in 1997 by the ThinkPad 760 series. The series had 8 models that were released.

UltraBay is originally IBM's name for the swappable drive bay in the ThinkPad range of laptop computers. When the Thinkpad product line was sold to Lenovo, the concept and the name stayed. Furthermore, it is used in some of Lenovo's own IdeaPad Y Series laptops.

ThinkPad is a line of business-oriented laptop computers and tablets designed, developed and marketed by Lenovo. It was initially sold by IBM until 2005. ThinkPads have a distinct black, boxy design language, inspired by a Japanese bento lunchbox, which originated in 1990 and is still used in some models.

IBM ThinkPad 240 is an ultra-portable laptop computer designed and produced by IBM from June 1999 to 2001. It is one of the few ThinkPad 200 series models made available in America and was the smallest and lightest ThinkPad model produced to date. The 240 series was discontinued, and it was replaced with the ThinkPad X series in 2000.
IBM ThinkPad 310 was a notebook computer series introduced in 1997 by the IBM corporation into the market as part of their ThinkPad laptop series. It was succeeded by the ThinkPad 380 series.

IBM ThinkPad 380 was a notebook computer manufactured in 1997 by IBM as part of their ThinkPad laptop series. Notable for incorporating a CD-ROM and a floppy drive, it was considered a mid-range laptop by IBM at the time, and sold well.

The IBM ThinkPad 600 series was a series of notebook computers introduced in 1998 by IBM as the immediate predecessor to the T-series which still exists today under Lenovo ownership. Three models were produced, the 600, 600E, and 600X; the series was succeeded in 2000 by the ThinkPad T20 series.

IBM ThinkPad 760 was a notebook computer introduced in 1995 by the IBM corporation into the market as part of the ThinkPad 700-series. It was succeeded in 1998 by the ThinkPad 770 series.

IBM ThinkPad 770 was a laptop designed and manufactured by IBM targeted for the business, enterprise and professional user. It was the last lineup in the ThinkPad 700-series, succeeding the 760 as the high-end laptop of the ThinkPad lineup. The line was produced from October 1997 to October 1999, and eventually replaced by the ThinkPad models 390X and 600X.

The ThinkPad T series is a line of laptop computers. Originally developed by IBM, and introduced in 2000, the brand was sold along with the rest of IBM's consumer computer division to Chinese technology company Lenovo in 2005, who have continued to produce and market succeeding models.

The IBM ThinkPad T20 series was a series of notebook computers introduced in May 2000 by IBM as the successor of the 600 series and the first model of the T-series which exists today under Lenovo ownership. Four models were produced, the T20, T21, T22, and T23; the series was succeeded in May 2002 by the ThinkPad T30, but was produced until July 2003.

The ThinkPad X series is a line of laptop computers and convertible tablets produced by Lenovo. It was initially produced by IBM until 2005.