Granted Patent
Utility
US 6,630,731 · App. 10/050,951
Semiconductor device
Inventors:
Toshio Miyamoto, Asao Nishimura, Koki Noguchi, Satoshi Michishita, Masashi Horiguchi, Masaharu Kubo, Kazuyoshi Shiba
Patented Case
View Patent ↗
Granted: Oct 7, 2003
Filed: Jan 22, 2002
Inventors
Toshio Miyamoto
Asao Nishimura
Koki Noguchi
Satoshi Michishita
Masashi Horiguchi
Masaharu Kubo
Kazuyoshi Shiba
Assignee (at issue)
HITACHI, 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.