André Guignard is a Swiss engineer initially educated as a watchmaker. He is the creator of the mechanic of the Khepera, the S-bot and several other mobile robots. Working at the LAMI of the EPFL with Professor Jean-Daniel Nicoud, he designed and realised in 1977 the first modern computer mouse, that started the successful Logitech diversification. Wikipedia
The definitive Wikipedia entry for André Guignard. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Andr%c3%a9_Guignard