Granted Patent
Utility
US 6,532,293 · App. 09/500,202
Acoustical transducer with reduced parasitic capacitance
Inventor:
James S. Collins
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Feb 8, 2000
Inventor
James S. Collins
Assignee (at issue)
Knowles Electronics, LLC
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.