Doylestown, Pennsylvania
United States
3
2015-03-12
The entities that hold a legal rights for patent applications filed by inventor Levy Ralph:
Ralph Levy from Doylestown, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Keyboard overlay that improves touch typing on small touch screen devices
#2 | 2012-12-27Keyboard overlay for optimal touch typing on a proximity-based touch screen
#3 | 2012-06-26Keyboard overlay for optimal touch typing on a proximity-based touch screen
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