Granted Patent
Utility
US 6,800,017 · App. 10/406,606
Apparatus for processing a lens
Inventor:
Masahiko Samukawa
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Apr 4, 2003
Inventor
Masahiko Samukawa
Assignee (at issue)
HOYA CORPORATION
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.