Naperville, Illinois
United States
5
2013-08-29
The entities that hold a legal rights for patent applications filed by inventor Campbell Robert B.:
Robert B. Campbell from Naperville, US has applied for patents for these inventions. The list has both pending applications and granted patents:
USER INTERFACE HAVING UNIVERSAL SENSING ELECTRODE STRUCTURE
#2 | 2013-08-22BATTERY FLUID LEVEL SENSOR
#3 | 2012-10-25Touch switches and practical applications therefor
#4 | 2011-06-09Touch switches and practical applications therefor
#5 | 2006-07-20Touch switches and practical applications therefor
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