Granted Patent
Utility
US 6,213,804 · App. 09/457,764
Socket and connector
Inventor:
Shigeru Matsumura
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Dec 10, 1999
Inventor
Shigeru Matsumura
Assignee (at issue)
Advantest 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.