Granted Patent
Utility
US 5,519,739 · App. 08/297,040
Boiling water type thermal neutron reactor and its operating method
Inventors:
Ryoji Masumi, Motoo Aoyama, Junichi Koyama, Yoko Ishibashi, Osamu Yokomizo
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: Aug 29, 1994
Inventors
Ryoji Masumi
Motoo Aoyama
Junichi Koyama
Yoko Ishibashi
Osamu Yokomizo
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.