Granted Patent
Utility
US 5,083,183 · App. 07/554,235
Semiconductor device and method for producing the same
Inventor:
Hitoshi Kobayashi
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Jul 17, 1990
Inventor
Hitoshi Kobayashi
Assignee (at issue)
Nippon Precision Circuits Inc.
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.