Granted Patent
Utility
US 5,596,474 · App. 08/534,541
Power protection circuitry for a semiconductor integrated circuit
Inventors:
Toshio Wada, Eiichi Iwanami
Patented Case
View Patent ↗
Granted: Jan 21, 1997
Filed: Sep 27, 1995
Inventors
Toshio Wada
Eiichi Iwanami
Assignee (at issue)
Nittetsu Semiconductor 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.