Granted Patent
Utility
US 6,653,694 · App. 09/956,309
Reference voltage semiconductor
Inventor:
Jun Osanai
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Sep 19, 2001
Inventor
Jun Osanai
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.