Patents by Inventor Shohei Toriumi

Shohei Toriumi 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).

  • Protocol converter connectable between field device and device control apparatus, and data transmission by protocol converter
    Patent number: 11483419
    Abstract: A protocol converter is configured to be connectable between a field device and a device control apparatus and includes a converter controller and a converter storage. The converter controller acquires field data from the field device, writes the field data to the converter storage as a data set formed by a plurality of pieces of data and changes the value of a first counter controlled by the converter controller when the value of the first counter and the value of a second counter controlled by the device control apparatus are equal, and stops an operation to write the field data to the converter storage when the value of the first counter and the value of the second counter are different.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: October 25, 2022
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Shohei Toriumi, Koji Nagatomi, Hiroaki Nakajima, Hiroyuki Saito
  • PROTOCOL CONVERTER, DATA TRANSMISSION SYSTEM, DATA TRANSMISSION METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM
    Publication number: 20210044677
    Abstract: A protocol converter is configured to be connectable between a field device and a device control apparatus and includes a converter controller and a converter storage. The converter controller acquires field data from the field device, writes the field data to the converter storage as a data set formed by a plurality of pieces of data and changes the value of a first counter controlled by the converter controller when the value of the first counter and the value of a second counter controlled by the device control apparatus are equal, and stops an operation to write the field data to the converter storage when the value of the first counter and the value of the second counter are different.
    Type: Application
    Filed: July 31, 2020
    Publication date: February 11, 2021
    Applicant: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Shohei Toriumi, Koji Nagatomi, Hiroaki Nakajima, Hiroyuki Saito