Patents by Inventor Akinori Katoh

Akinori Katoh 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).

  • High frequency type sensing device
    Patent number: 6107924
    Abstract: A sensing device in which a high frequency signal is transmitted from an oscillator to a sensor through a transmission path, a reflection signal generated according to a variation of an impedance of the sensor sensing the presence or absence of an article is detected by a reflected wave sensor, and the presence or absence of the article is detected by the presence or absence of the reflection signal and a level of the signal, whereby the presence or absence of an article other than metal and the kind of the article can be detected regardless of whether a container holding the article is transparent or opaque.
    Type: Grant
    Filed: November 30, 1995
    Date of Patent: August 22, 2000
    Assignee: Omron Corporation
    Inventors: Eiji Kasai, Akinori Katoh, Misako Inagami