Patents by Inventor Yusaku FUKAYA

Yusaku FUKAYA 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).

  • Patent number: 10614391
    Abstract: A method for work quality control of a worker in work where repetitive operation is performed which includes: a model construction step of statistically constructing, from past path data of the worker, past intermediate quality data on a product to be subjected to the work, and past final quality data on the product to be subjected to the work, a prediction model that receives the path data and the intermediate quality data and outputs the final quality data; a worker position recognition step of recognizing a position of the worker from image data on the work captured; and an unusual worker position determining step of substituting the position of the worker recognized in the worker position recognition step into the model constructed in the model construction step, to determine whether the position of the target worker is a usual one or an unusual one.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: April 7, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Kei Imazawa, Yuichi Hamamura, Shigenori Tanaka, Kouichirou Tada, Isamu Momose, Yusaku Fukaya
  • Publication number: 20160253618
    Abstract: A method for work quality control of a worker in work where repetitive operation is performed which includes: a model construction step of statistically constructing, from past path data of the worker, past intermediate quality data on a product to be subjected to the work, and past final quality data on the product to be subjected to the work, a prediction model that receives the path data and the intermediate quality data and outputs the final quality data; a worker position recognition step of recognizing a position of the worker from image data on the work captured; and an unusual worker position determining step of substituting the position of the worker recognized in the worker position recognition step into the model constructed in the model construction step, to determine whether the position of the target worker is a usual one or an unusual one.
    Type: Application
    Filed: December 9, 2015
    Publication date: September 1, 2016
    Inventors: Kei IMAZAWA, Yuichi HAMAMURA, Shigenori TANAKA, Kouichirou TADA, Isamu MOMOSE, Yusaku FUKAYA