Granted Patent
Utility
US 6,664,647 · App. 10/123,242
Semiconductor device and a method of manufacturing the same
Inventors:
Takahiro Kasuga, Seiichi Tomihara, Kazuo Tasaka
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Apr 17, 2002
Inventors
Takahiro Kasuga
Seiichi Tomihara
Kazuo Tasaka
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.