Granted Patent
Utility
US 6,697,002 · App. 10/342,205
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Inventors:
Mamoru Sekiya, Youichi Kudoh, Satomi Yamaguchi
Patented Case
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Granted: Feb 24, 2004
Filed: Jan 15, 2003
Inventors
Mamoru Sekiya
Youichi Kudoh
Satomi Yamaguchi
Assignee (at issue)
ONKYO CORPORATION
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.