Granted Patent
Utility
US 6,313,532 · App. 09/381,381
Semiconductor device and method for manufacturing the same
Inventors:
Nozomi Shimoishizaka, Ryuichi Sahara, Yoshifumi Nakamura, Takahiro Kumakawa, Shinji Murakami, Yutaka Harada
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Sep 20, 1999
Inventors
Nozomi Shimoishizaka
Ryuichi Sahara
Yoshifumi Nakamura
Takahiro Kumakawa
Shinji Murakami
Yutaka Harada
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.