Granted Patent
Utility
US 5,160,664 · App. 07/708,306
High output monodisperse aerosol generator
Inventor:
Benjamin Y. H. Liu
Patented Case
View Patent ↗
Granted: Nov 3, 1992
Filed: May 31, 1991
Inventor
Benjamin Y. H. Liu
Assignee (at issue)
MSP 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.