Granted Patent
Utility
US 6,230,021 · App. 09/069,848
Digital cordless communication system with frequency deviation correction capability
Inventor:
Toshiaki Ohdachi
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Apr 30, 1998
Inventor
Toshiaki Ohdachi
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.