Granted Patent
Utility
US 4,748,418 · App. 06/929,984
Quasi auto-zero circuit for sampling amplifiers
Inventor:
Donald A. Kerth
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: Nov 12, 1986
Inventor
Donald A. Kerth
Assignee (at issue)
Crystal Semiconductor Corp.
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.