Granted Patent
Utility
US 5,378,932 · App. 08/050,612
Level shifting circuit
Inventors:
Yasuhiro Shin, Tatsuya Kimura
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Apr 22, 1993
Inventors
Yasuhiro Shin
Tatsuya Kimura
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.