Granted Patent
Utility
US 6,201,429 · App. 09/315,666
Clamped cascode level shifter circuit
Inventor:
Bruce David Rosenthal
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: May 20, 1999
Inventor
Bruce David Rosenthal
Assignee (at issue)
Analog Microelectronics Inc.
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.