Granted Patent
Utility
US 5,054,073 · App. 07/453,149
Voice analysis and synthesis dependent upon a silence decision
Inventor:
Takashi Yazu
Patented Case
View Patent ↗
Granted: Oct 1, 1991
Filed: Dec 19, 1989
Inventor
Takashi Yazu
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., 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.