Granted Patent
Utility
US 6,693,978 · App. 09/424,832
Carrier reproducing circuit
Inventors:
Akihiro Horii, Kenichi Shiraishi
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Dec 1, 1999
Inventors
Akihiro Horii
Kenichi Shiraishi
Assignee (at issue)
KENWOOD LIMITED
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.