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Graphtec

Japanese multinational technology company

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Source updated June 15, 2026

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Graphtec Corporation (TYO: 6968), formerly Watanabe Instruments, is a company for computer input and output devices in Japan. It has subsidiaries in the USA, Europe and Australia. Graphtec was established in 1949; their first plotter was released in 1961.

01Products

Pen plotter

WX4633, WX4638, WX4671, WX4675, WX4731
MP1000

Cutting plotter

Craft ROBO, Craft ROBO Pro
CE 3000
CE 5000

Watanabe logo

02Driver

The plotters use Graphtec Plotter Graphic Language (GP-GL) which is not compatible with HP-GL, see its EAGLE definition:

[WX4671] Type = PenPlotter Long = "Watanabe WX4671 plotter" Init = "" Reset = "M0,0\n" Width = 16 Height = 11 ResX = 254 ResY = 254 Move = "M%d,%d\n" Draw = "D%d,%d\n"

Watch videos about GraphtecExplainers and documentaries on YouTube (opens in a new tab)

Sources and credits

This article is adapted from the Wikipedia article “Graphtec”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.

Images, from Wikimedia Commons:

MP1000plotter.jpg by User:Polluks, CC-BY-3.0
Watanabe.png by Watanabe Instruments, Public domain

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