Granted Patent
Utility
US 5,778,872 · App. 08/751,316
Artificial ventilation system and methods of controlling carbon dioxide rebreathing
Inventors:
Atsuo F. Fukunaga, Blanca M. Fukunaga
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Nov 18, 1996
Inventors
Atsuo F. Fukunaga
Blanca M. Fukunaga
Assignee (at issue)
Medlis Corp.
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.