Granted Patent
Utility
US 6,750,462 · App. 10/280,057
Ion implanting method and apparatus
Inventors:
Koji Iwasawa, Nobuo Nagai
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Oct 25, 2002
Inventors
Koji Iwasawa
Nobuo Nagai
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.