Granted Patent
Utility
US 5,281,906 · App. 07/785,442
Tunable voltage reference circuit to provide an output voltage with a predetermined temperature coefficient independent of variation in supply voltage
Inventor:
Donald C. Thelen, Jr.
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Oct 29, 1991
Inventor
Donald C. Thelen, Jr.
Assignee (at issue)
Lattice Semiconductor Corporation
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.