Granted Patent
Utility
US 6,554,826 · App. 09/557,185
Electro-dynamic phased array lens for controlling acoustic wave propagation
Inventor:
Dana Deardorff
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Apr 21, 2000
Inventor
Dana Deardorff
Assignee (at issue)
TxSonics Ltd.
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.