A Patent for What?

By Marcus Chan - 2012-08-10T22:41:34Z

Photograph by Janet Kimber

Company Symbol % Change
4 of 14

Liquid Display

It's hard to escape advertising these days. It's not unusual to find ads in elevators, wrapped around buses and displayed on floors. By the looks of U.S. Patent 8,215,040, they may get a wee bit tougher to avoid.