Granted Patent
Utility
US 5,144,161 · App. 07/669,506
Logic circuit for switching noise reduction
Inventor:
Takeshi Inaba
Patented Case
View Patent ↗
Granted: Sep 1, 1992
Filed: Mar 14, 1991
Inventor
Takeshi Inaba
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., LTD.
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.