Granted Patent
Utility
US 5,712,194 · App. 08/660,745
Semiconductor device including interlayer dielectric film layers and conductive film layers
Inventor:
Masato Kanazawa
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Jun 6, 1996
Inventor
Masato Kanazawa
Assignee (at issue)
Matsushita Electronics 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.