Granted Patent
Utility
US 4,439,402 · App. 06/329,580
Nuclear fuel conversion systems
Inventors:
Kohei Tarutani, Takeo Tamura, Hirofumi Oshima
Patented Case
View Patent ↗
Granted: Mar 27, 1984
Filed: Dec 10, 1981
Inventors
Kohei Tarutani
Takeo Tamura
Hirofumi Oshima
Assignees (at issue)
Tokyo Shibaura Denki Kabushiki Kaisha
Doryokuro Kakunenryo Kaihatsu Jigyodan
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.