Granted Patent
Utility
US 5,456,759 · App. 08/283,927
Method using megasonic energy in liquefied gases
Inventors:
Thomas B. Stanford, Sidney C. Chao
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Aug 1, 1994
Inventors
Thomas B. Stanford
Sidney C. Chao
Assignee (at issue)
Hughes Aircraft Company
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.