Granted Patent
Utility
US 6,525,482 · App. 09/986,628
Ion source and operation method thereof
Inventor:
Naoki Miyamoto
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Nov 9, 2001
Inventor
Naoki Miyamoto
Assignee (at issue)
NISSIN ELECTRIC CO., LTD.
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.