Granted Patent
Utility
US 5,554,913 · App. 08/354,045
Blower system for vehicle air-conditioners
Inventor:
Hiroshi Ohsawa
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Dec 6, 1994
Inventor
Hiroshi Ohsawa
Assignee (at issue)
Zexel GmbH
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.