Granted Patent
Utility
US 5,041,999 · App. 07/428,301
Logarithmic function arithmetic unit including means for separately processing pseudo division and multiplication
Inventor:
Misayo Nakayama
Patented Case
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Granted: Aug 20, 1991
Filed: Oct 30, 1989
Inventor
Misayo Nakayama
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.