Granted Patent
Utility
US 6,407,690 · App. 10/022,581
Reference voltage generator circuit
Inventors:
Katsuyoshi Yamamoto, Toshitaka Mizuguchi
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Dec 20, 2001
Inventors
Katsuyoshi Yamamoto
Toshitaka Mizuguchi
Assignee (at issue)
Fujitsu Limited
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.