Granted Patent
Utility
US 5,032,908 · App. 07/425,892
High definition television acoustic charge transport filter bank
Inventor:
Robert L. Miller
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Oct 23, 1989
Inventor
Robert L. Miller
Assignee (at issue)
Westinghouse Electric Company 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.