Granted Patent
Utility
US 4,878,191 · App. 07/155,771
Multiplication circuit capable of operating at a high speed with a small amount of hardware
Inventor:
Tetsuji Oguchi
Patented Case
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Granted: Oct 31, 1989
Filed: Feb 16, 1988
Inventor
Tetsuji Oguchi
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.