Granted Patent
Utility
US 5,630,320 · App. 08/357,187
Gas turbine combustor and gas turbine
Inventors:
Noriaki Matsuda, Kunihiro Ichikawa, Shigeru Azuhata, Nobuyuki Iizuka, Yoshikazu Moritomo, Yoshiharu Nakayama, Nariyoshi Kobayashi
Patented Case
View Patent ↗
Granted: May 20, 1997
Filed: Dec 13, 1994
Inventors
Noriaki Matsuda
Kunihiro Ichikawa
Shigeru Azuhata
Nobuyuki Iizuka
Yoshikazu Moritomo
Yoshiharu Nakayama
Nariyoshi Kobayashi
Assignee (at issue)
HITACHI, LTD.
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.