Granted Patent
Utility
US 6,483,980 · App. 10/012,005
Holding device for dense wavelength division multiplexers
Inventors:
Kun-Tsan Wu, Chien-Cheng Chen
Patented Case
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Granted: Nov 19, 2002
Filed: Nov 30, 2001
Inventors
Kun-Tsan Wu
Chien-Cheng Chen
Assignee (at issue)
Hon Hai Precision Ind. 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.