Granted Patent
Utility
US 6,560,036 · App. 09/860,477
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Inventors:
Toshio Takahashi, Akiyoshi Tochigi
Patented Case
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Granted: May 6, 2003
Filed: May 21, 2001
Inventors
Toshio Takahashi
Akiyoshi Tochigi
Assignee (at issue)
Olympus Optical 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.