04516112 is referenced by 70 patents and cites 11 patents.

A transparent touch switching system is provided for direct overlay on a display screen to enable operator input by merely touching the screen. A piezoelectric polymer film is supported above the screen for selective localized depression towards the screen. The film has transparent flexible conductive coatings on opposite sides thereof for voltage generation in response to depression of the film.

Title
Transparent touch switching system
Application Number
6/351081
Publication Number
4516112
Application Date
February 22, 1982
Publication Date
May 7, 1985
Inventor
Chee G Chen
Brown Deer
WI, US
Agent
Andrus Sceales Starke & Sawall
Assignee
Eaton Corporation
OH, US
IPC
G08C 9/00
View Original Source