Granted Patent
Utility
US 5,973,551 · App. 09/087,636
Abnormal current detection circuit and load drive circuit including the same
Inventor:
Tsuyoshi Mitsuda
Patented Case
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Granted: Oct 26, 1999
Filed: May 29, 1998
Inventor
Tsuyoshi Mitsuda
Assignee (at issue)
NEC 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.