Granted Patent
Utility
US 5,920,795 · App. 08/851,366
Method for manufacturing semiconductor device
Inventor:
Tatsuya Suzuki
Patented Case
View Patent ↗
Granted: Jul 6, 1999
Filed: May 5, 1997
Inventor
Tatsuya Suzuki
Assignee (at issue)
NEC 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.