Granted Patent
Utility
US 5,493,572 · App. 07/869,851
Semiconductor integrated circuit with voltage limiter having different output ranges for normal operation and performing of aging tests
Inventors:
Ryoichi Hori, Kiyoo Itoh, Hitoshi Tanaka
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Apr 16, 1992
Inventors
Ryoichi Hori
Kiyoo Itoh
Hitoshi Tanaka
Assignees (at issue)
HITACHI, LTD.
Hitachi Micro Computer Engineering, 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.