Phoenix, Arizona
United States
3
2011-06-23
The entities that hold a legal rights for patent applications filed by inventor Smith Douglas C.:
Douglas C. Smith from Phoenix, US has applied for patents for these inventions. The list has both pending applications and granted patents:
USER INTERFACE PASSIVE HAPTIC FEEDBACK SYSTEM
#2 | 2008-04-03Motor balanced active user interface assembly
#3 | 2007-10-18Guided pneumatic second stage switching valve
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