Granted Patent
Utility
US 5,347,150 · App. 08/039,666
Semiconductor input/output circuits operating at different power supply voltages
Inventors:
Izumi Sakai, Yukinori Uchino, Yasunori Tanaka, Toshiaki Mori
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Mar 30, 1993
Inventors
Izumi Sakai
Yukinori Uchino
Yasunori Tanaka
Toshiaki Mori
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.