Granted Patent
Utility
US 6,593,583 · App. 09/754,649
Ion beam processing position correction method
Inventor:
Kouji Iwasaki
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Mar 22, 2001
Inventor
Kouji Iwasaki
Assignee (at issue)
SEIKO INSTRUMENTS 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.