Granted Patent
Utility
US 6,607,492 · App. 10/014,561
Pressure-pulse-wave detecting apparatus
Inventor:
Toshihiko Ogura
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Dec 14, 2001
Inventor
Toshihiko Ogura
Assignee (at issue)
Colin 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.