Patents by Inventor Akio Umino

Akio Umino has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Steam turbine
    Publication number: 20050072157
    Abstract: In a steam turbine plant in which a turbine casing containing a turbine is constituted of an upper-half casing and a lower-half casing, nozzles are provided to the upper-half casing and a steam supplied through main steam piping lines are deliveried into the upper-half casing. Main steam pipes for supplying a steam from respective main valves to the respective nozzles are each formed so as to be dividable in a position out of the installation area of the upper-half casing.
    Type: Application
    Filed: October 5, 2004
    Publication date: April 7, 2005
    Inventors: Masaki Takahashi, Yoshifumi Kubo, Akitaka Tateishi, Katsutoshi Higuma, Akio Umino, Yasuhiro Oda