Granted Patent
Utility
US 6,497,668 · App. 09/811,490
Blood-pressure measuring apparatus
Inventor:
Hideo Nishibayashi
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Mar 20, 2001
Inventor
Hideo Nishibayashi
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.