Granted Patent
Utility
US 6,802,876 · App. 09/588,903
Apparatus for producing hydrogen
Inventors:
Kazuto Kobayashi, Yoshimasa Fujimoto
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Jun 9, 2000
Inventors
Kazuto Kobayashi
Yoshimasa Fujimoto
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.