Granted Patent
Utility
US 6,185,526 · App. 09/201,160
Speech transmission and reception system for digital communication
Inventors:
Toshio Kato, Atsushi Shimbo
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Nov 30, 1998
Inventors
Toshio Kato
Atsushi Shimbo
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.