Granted Patent
Utility
US 6,566,916 · App. 10/197,432
Chopper type comparator
Inventors:
Haruaki Morimoto, Yukio Sato
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Jul 18, 2002
Inventors
Haruaki Morimoto
Yukio Sato
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., 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.