Granted Patent
Utility
US 5,486,488 · App. 08/347,712
Process for manufacturing semiconductor device
Inventor:
Satoshi Kamiyama
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Dec 1, 1994
Inventor
Satoshi Kamiyama
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.