Granted Patent
Utility
US 6,184,977 · App. 09/280,990
Inspection method and inspection device
Inventor:
Futoshi Ishida
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Mar 30, 1999
Inventor
Futoshi Ishida
Assignee (at issue)
Minolta 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.