Granted Patent
Utility
US 4,984,060 · App. 07/359,764
Semiconductor device wirings with hillocks
Inventors:
Tadahiro Ohmi, Tadashi Shibata, Masaru Umeda
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Jul 21, 1989
Inventors
Tadahiro Ohmi
Tadashi Shibata
Masaru Umeda
Assignee (at issue)
Tadahiro Ohmi
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.