Granted Patent
Utility
US 5,214,430 · App. 07/304,505
Ladderless true flash analog-to-digital converter with automatic calibration
Inventor:
Zdzislaw Gulczynski
Patented Case
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Granted: May 25, 1993
Filed: Jan 31, 1989
Inventor
Zdzislaw Gulczynski
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.