Granted Patent
Utility
US 6,313,474 · App. 09/357,938
Method for measuring distribution of beams of charged particles and methods relating thereto
Inventors:
Koji Iwasawa, Nobuo Nagai
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Jul 21, 1999
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.