Granted Patent
Utility
US 6,545,523 · App. 09/455,933
Air delivery unit for endoscope including pressure detecting apparatus
Inventor:
Satoshi Takami
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Dec 7, 1999
Inventor
Satoshi Takami
Assignee (at issue)
Asahi Kogaku Kogyo Kabushiki Kaisha
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.