Patents by Inventor Mituko Ito

Mituko Ito 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).

  • Process for making sensor for detecting fluid flow velocity or flow amount
    Patent number: 4361597
    Abstract: A sensor for detecting a fluid flow velocity or flow amount with high precision and high reliability is made by applying a conductor paste comprising platinum powder and an organic vehicle to the outer surface of a fine inorganic insulating tube, followed by drying and firing, thereby forming a platinum film, processing the platinum film into a spiral band form by laser application, inserting a lead wire into the insulating tube, applying a platinum conductor paste to between the spiral platinum band and the lead wire, followed by drying and baking, thereby connecting the spiral platinum band film to the lead wire.
    Type: Grant
    Filed: January 27, 1981
    Date of Patent: November 30, 1982
    Assignee: Hitachi, Ltd.
    Inventors: Hideo Arima, Mituko Ito, Akira Ikegami, Sadayasu Ueno, Kanemasa Sato, Yutaka Nishimura