Patents by Inventor KAYOKO ONITSUKA

KAYOKO ONITSUKA 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).

  • Measurement device
    Patent number: 10794854
    Abstract: There is provided a measurement device including: a first electrode and a second electrode that are configured to form an energization path via a measurement object at a front side and measure an electrical conductivity of the measurement object; and a reference electrode and an ISFET that are configured to measure a pH value of the measurement object, wherein a standard electrode of the reference electrode is disposed at a rear side of the first electrode and the second electrode.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: October 6, 2020
    Assignee: LAPIS SEMICONDUCTOR CO., LTD.
    Inventors: Atsuhiko Okada, Kayoko Onitsuka
  • MEASUREMENT DEVICE
    Publication number: 20190128839
    Abstract: There is provided a measurement device including: a first electrode and a second electrode that are configured to form an energization path via a measurement object at a front side and measure an electrical conductivity of the measurement object; and a reference electrode and an ISFET that are configured to measure a pH value of the measurement object, wherein a standard electrode of the reference electrode is disposed at a rear side of the first electrode and the second electrode.
    Type: Application
    Filed: October 25, 2018
    Publication date: May 2, 2019
    Inventors: ATSUHIKO OKADA, KAYOKO ONITSUKA