Granted Patent
Utility
US 6,291,766 · App. 09/527,215
Dummy surface plate and housing
Inventor:
Hidetaka Komai
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: Mar 16, 2000
Inventor
Hidetaka Komai
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.