Granted Patent
Utility
US 6,434,945 · App. 09/470,592
Dual fuel nozzle
Inventors:
Shigemi Mandai, Masataka Ohta, Kazuya Kobayashi, Koichi Nishida
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Dec 22, 1999
Inventors
Shigemi Mandai
Masataka Ohta
Kazuya Kobayashi
Koichi Nishida
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.