Granted Patent
Utility
US 5,754,467 · App. 08/451,117
Semiconductor integrated circuit device and process for manufacturing the same
Inventors:
Shuji Ikeda, Toshiaki Yamanaka, Kenichi Kikushima, Shinichiro Mitani, Kazushige Sato, Akira Fukami, Masaya Iida, Akihiro Shimizu
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: May 25, 1995
Inventors
Shuji Ikeda
Toshiaki Yamanaka
Kenichi Kikushima
Shinichiro Mitani
Kazushige Sato
Akira Fukami
Masaya Iida
Akihiro Shimizu
Assignees (at issue)
HITACHI, LTD.
Hitachi VLSI Engineering Corp.
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.