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Bill English - Inventor
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Bill English

description Bill English Overview

William K. English, commonly known as Bill English, was an American computer engineer who contributed to the development of interactive computing. While working with Douglas Engelbart's team at the Stanford Research Institute, he built the first prototype computer mouse in 1964 from Engelbart's design. English also helped prepare the technology demonstrated in the influential 1968 presentation later called the Mother of All Demos.

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What exactly was Bill English's role in developing the computer mouse?

While working with Douglas Engelbart's team at Stanford Research Institute, Bill English built the first mouse prototype in 1964. Engelbart led the larger interactive-computing project, so English was the key prototype builder rather than the sole inventor. [SRI history](https://www.sri.com/hoi/computer-mouse-and-interactive-computing/)

How did Bill English's first mouse prototype detect movement?

The early device used wheels that translated physical movement into horizontal and vertical signals. That mechanical approach was different from the optical sensors used in many modern mice.

How was Bill English involved in the 1968 Mother of All Demos?

English served as the chief engineer for Engelbart's team during the development of the demonstration system. The December 1968 presentation showed mouse control, windows, hypertext, and collaborative interactive computing.

Who received the patent for the computer mouse?

Douglas Engelbart was named the inventor on the patent for the X-Y Position Indicator for a Display System, filed in 1967 and issued in 1970. Bill English's contribution was building and engineering the working prototype used by the team.

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