Granted Patent
Utility
US 5,304,261 · App. 07/913,468
Method of fabricating a channel box or other part for a nuclear reactor
Inventors:
Nobukazu Yamamoto, Kouichi Matsumoto, Junjiro Nakajima, Hideo Maki, Hiromasa Hirakawa, Masahisa Inagaki, Iwao Takase, Nobuhiro Okazaki, Hideaki Ishizaki, Toraki Sakuma
Patented Case
View Patent ↗
Granted: Apr 19, 1994
Filed: Jul 15, 1992
Inventors
Nobukazu Yamamoto
Kouichi Matsumoto
Junjiro Nakajima
Hideo Maki
Hiromasa Hirakawa
Masahisa Inagaki
Iwao Takase
Nobuhiro Okazaki
Hideaki Ishizaki
Toraki Sakuma
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.