Granted Patent
Utility
US 6,690,569 · App. 10/130,969
Capacitive sensor
Inventors:
Felix Mayer, Moritz Lechner
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Sep 3, 2002
Inventors
Felix Mayer
Moritz Lechner
Assignee (at issue)
Sensirion AG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.