Granted Patent
Utility
US 6,653,892 · App. 10/226,057
Squelch circuit to create a squelch waveform for USB 2.0
Inventor:
Kwang-Il Park
Patented Case
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Granted: Nov 25, 2003
Filed: Aug 22, 2002
Inventor
Kwang-Il Park
Assignee (at issue)
SK hynix Inc.
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.