Granted Patent
Utility
US 6,570,437 · App. 09/803,160
Bandgap reference voltage circuit
Inventors:
Joshua C. Park, Xiaodong Wang
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Mar 9, 2001
Inventors
Joshua C. Park
Xiaodong Wang
Assignee (at issue)
International Business Machines 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.