Granted Patent
Utility
US 6,339,333 · App. 09/523,317
Dynamic electromagnetic methods for direct prospecting for oil
Inventor:
John Kuo
Patented Case
View Patent ↗
Granted: Jan 15, 2002
Filed: Mar 10, 2000
Inventor
John Kuo
Assignee (at issue)
Profile Technologies, Inc.
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.