Granted Patent
Utility
US 6,128,083 · App. 09/287,046
Displacement measuring apparatus
Inventor:
Asahiko Nogami
Patented Case
View Patent ↗
Granted: Oct 3, 2000
Filed: Apr 6, 1999
Inventor
Asahiko Nogami
Assignee (at issue)
Sony Precision Technology 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.