Granted Patent
Utility
US 6,559,540 · App. 09/779,627
Flip-chip semiconductor device and method of forming the same
Inventor:
Tomohiro Kawashima
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Feb 9, 2001
Inventor
Tomohiro Kawashima
Assignee (at issue)
NEC Electronics 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.