Granted Patent
Utility
US 6,742,986 · App. 10/168,046
Variable displacement turbine
Inventors:
Katsuyuki Osako, Yasuaki Jinnai
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Sep 13, 2002
Inventors
Katsuyuki Osako
Yasuaki Jinnai
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.