Granted Patent
Utility
US 4,543,231 · App. 06/330,361
Multiple pinch method and apparatus for producing average magnetic well in plasma confinement
Inventor:
Tihiro Ohkawa
Patented Case
View Patent ↗
Granted: Sep 24, 1985
Filed: Dec 14, 1981
Inventor
Tihiro Ohkawa
Assignee (at issue)
GA 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.