Granted Patent
Utility
US 6,164,075 · App. 09/155,937
Steam cooling type gas turbine combustor
Inventors:
Kiryo Igarashi, Akio Ogose, Kouichi Akagi, Mitsuru Inada
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Apr 29, 1999
Inventors
Kiryo Igarashi
Akio Ogose
Kouichi Akagi
Mitsuru Inada
Assignees (at issue)
TOHOKU ELECTRIC POWER COMPANY, INC.
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.