Patents by Inventor Hiromi Seno

Hiromi Seno 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).

  • Probe using a mixed sub-electrode for measuring the activity of carbon in molton iron
    Patent number: 5393403
    Abstract: A probe having the inventive composition, it is possible to measure the activity of the solute carbon which could not be measured by the prior art because there did not exist solid oxide or solid composite oxide which were stable at high temperature.The probe comprises a solid electrolyte having a mixed subelectrode provided on its surface, and a reference electrode for providing a predetermined oxygen potential is disclosed. The mixed sub-electrode coating on the solid electrolyte includes a mixture of a carbide MC and of an oxide MO of the element M other than carbon of which the carbide is constituted.
    Type: Grant
    Filed: May 25, 1993
    Date of Patent: February 28, 1995
    Assignees: NKK Corporation, Minoru Sasabe, Osaka Sanso Kogyo Ltd.
    Inventors: Minoru Sasabe, Yoshihiko Kawai, Yoshiteru Kikuchi, Toshio Takaoka, Hiromi Seno, Chikayashi Furuta, Toshio Nagatsuka