Granted Patent
Utility
US 5,321,301 · App. 08/043,804
Semiconductor device
Inventors:
Fumihiko Sato, Tsutomu Tashiro
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Apr 7, 1993
Inventors
Fumihiko Sato
Tsutomu Tashiro
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.