Granted Patent
Utility
US 6,300,380 · App. 09/410,871
Production process for methanol
Inventors:
Kazuto Kobayashi, Hiroyuki Osara, Hideaki Nagai, Hiroshi Ohira
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Oct 1, 1999
Inventors
Kazuto Kobayashi
Hiroyuki Osara
Hideaki Nagai
Hiroshi Ohira
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.