Granted Patent
Utility
US 6,515,536 · App. 09/882,637
Differential charge pump with low voltage common mode feedback circuit
Inventors:
Guojin Liang, J. Eric Ruetz
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Jun 14, 2001
Inventors
Guojin Liang
J. Eric Ruetz
Assignee (at issue)
S3 Group 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.