Granted Patent
Utility
US 6,764,530 · App. 10/320,666
Exhaust heat utilization method for carbon dioxide recovery process
Inventor:
Masaki Iijima
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Dec 17, 2002
Inventor
Masaki Iijima
Assignee (at issue)
MITSUBISHI ELECTRIC CORPORATION
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.