Invention of Touch Screens - A Brief History of Small Touchscreen

Xenarc Small Touchscreen Solutions, a Brief History - American professor - Samuel Hurst. It was he, who in 1971 put forward the idea of creating a small touchscreen and then he immediately implemented it.

Samsung's Smartphone History: From Zero to Galaxy S4

Which company made the world's first touch screen phone? - Quora

Touchscreen - Wikipedia

History of TouchScreen Technology timeline

Touching the future

Electrical and Electronics Engineering

A Brief History Of Touchscreen Technology: From The IPhone To Multi-User Videowalls

Touchscreen Institute of Physics

Was the iPhone the first touch screen smartphone in the market? - Quora