Patents by Inventor Hideo Onuma

Hideo Onuma 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).

  • Gas extracting device
    Patent number: 4409814
    Abstract: A gas extracting device for extracting gas suspended in a liquid from the liquid including a vessel for separating gas suspended in the liquid from the liquid, a mechanism for storing the gas, a mechanism for drawing in the gas from the vessel and for exhausting the gas to the gas storing mechanism, a mechanism for actuating the mechanism for drawing in and exhausting the gas, a vacuum pump connected to the vessel, the gas storing mechanism and the mechanism for drawing in and exhausting the gas and an assembly for selectively intercommunicating the vessel, the mechanism for drawing in and exhausting the gas, the gas storing mechanism and the vacuum pump.
    Type: Grant
    Filed: February 6, 1981
    Date of Patent: October 18, 1983
    Assignee: Tokyo Shibaura Denki Kabushiki Kaisha
    Inventors: Hideo Onuma, Shigeo Kobayashi