Granted Patent
Utility
US 6,326,606 · App. 09/736,435
Method and apparatus for checking shape
Inventor:
Katsunori Nagamatsu
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Dec 15, 2000
Inventor
Katsunori Nagamatsu
Assignee (at issue)
NEC 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.